30w-(w+6)-(5w+4)=-(5w+6)+(-8+3w) ayuda porfavor con esta ecuacion
Answer:
w=1/4
Step-by-step explanation:
30w-w-6-5w-4=5w+6-8+3w
24w-10=8w-2
24w-8w=-2+10
32w=8
w=1/4
Create a Pythagorean theorem equation for the diagram then solve the unknown sides. If necessary, rounded to decimal places.
The value of the unknown side using the Pythagorean theorem to two decimal places is 5.39.
What is the value of the unkown side?
The Pythagorean theorem would be used to solve for the unknown side.
The Pythagoras theorem: a² + b² = c²
where:
a = lengthb = basec = hypotenuse√5² + 2²
√25 + 4
√29 = 5.39
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A podcast host is curious how her listeners like the show. She decides to poll the next 100 listeners who send her fan emails. 80 out of 90 listeners polled said they liked it. The result may lead to
-volunteer vias
-response bias
-selection bias -non response bias
The probability result may lead to selection bias, as the podcast host is only polling her next 100 fans who send emails, and not all of her listeners.
The podcast host is polling the next 100 listeners who send her fan emails in order to find out how they like the show. The results of the poll show that 80 out of 90 listeners polled said they liked it. This result may lead to selection bias, as the podcast host is only polling her next 100 fans who send emails, and not all of her listeners. This means that the results of the poll may not be reflective of the opinion of all of the podcast host's listeners. Furthermore, the results may be influenced by the volunteer bias, as the respondents may have volunteered to take part in the poll because they already liked the show and wanted to show their support. Additionally, the results may be affected by non-response bias, as those who chose not to take part in the poll may have different opinions than those who did.
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Example 3.7.4: The sum of two positive numbers is 16. What is the smallest possible value of the sum of their squares
Answer:
The smallest possible value of the sum of their squares is 128.
Step-by-step explanation:
Let the first number = x
let the the second number = y
x + y = 16
y = 16 -x
minimum value, f = x² + y²
f(x) = x² + (16-x)²
f(x) = x² + 256 - 32x + x²
f(x) = 2x² - 32x + 256
f(x)' = 4x - 32
4x - 32 = 0
4x = 32
x = 32 / 4
x = 8
The absolute minimum value of x = 8
y = 16 - x
y = 8
The smallest possible value of the sum of their squares is given by x² + y²;
= (8)² + (8)²
= 128
Therefore, the smallest possible value of the sum of their squares is 128.
help me please please please
The angle measures for this problem are given as follows:
a = 62º.b = 118º.c = 62º.d = 62º.How to obtain the angle measures?The sum of the measures of the internal angles of a triangle is of 180º.
The triangle in this problem is ABC, hence the measure of a is obtained as follows:
a + 68 + 50 = 180
a = 180 - (68 + 50)
a = 62º.
c and d are corresponding angles to angle a, as they are on the same position relative to parallel lines, hence their measures are given as follows:
c = 62º.d = 62º.Angle b is a corresponding interior angle with angle a, hence they are supplementary and it's measure is given as follows:
a + b = 180
62 + b = 180
b = 118º.
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Watch help video
The point A is plotted on the coordinate grid below. Plot the point A', the reflection
of A over the x-axis.
Click on the graph to plot a point. Click a point to delete it.
5
3
N
A
T
3
2
1
2
A
3
5
Answer:
The answer is point A' (3, -2).
Drag the ruler over each side of the triangle to find its length. The length of AB is . The length of BC is . ASAP Drag the protractor over each angle to find its measure. The measure of angle C is . The measure of angle B is .
Answer:
Drag the ruler over each side of the triangle to find its length.
The length of AB is
✔ 5
.
The length of BC is
✔ 4
.
Drag the protractor over each angle to find its measure.
The measure of angle C is
✔ 90°
.
The measure of angle B is
✔ 36.9°
.
Step-by-step explanation:
The length of sides AB and BC of the triangle will be 5 units and 4 units. And the measure of angle C and angle B of the triangle will be 90° and 37°.
What is a right-angle triangle?It's a form of a triangle with one 90-degree angle that follows Pythagoras' theorem and can be solved using the trigonometry function.
Drag the ruler over each side of the triangle to find its length.
The length of side AB of the triangle is 5 units.
The length of side BC of the triangle is 4 units.
Drag the protractor over each angle to find its measure.
The measure of angle C of the triangle is 90°.
The measure of angle B of the triangle is 37°.
The length of sides AB and BC of the triangle will be 5 units and 4 units.
And the measure of angle C and angle B of the triangle will be 90° and 37°.
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To investigate whether there is a significant difference between two regions of a state in the percent of voters who intend to vote for the incumbent governor in the next election, a polling agency interviewed 300 randomly selected voters from the north of the state and 400 randomly selected voters from the south of the state. Of those interviewed, 200 from the north and 325 from the south indicated they intended to vote for the incumbent governor in the next election. Which of the following is the most appropriate method for analyzing the results?
A one-sample z-test for a sample proportion
A one-sample z-test for a population proportion
A two-sample z-test for a sample proportion
A two-sample z-test for a difference in sample proportions
A two-sample z-test for a difference in population proportions
A two-sample z-test for a difference in population proportions is the appropriate method for analyzing the results.
Z-test is a statistical test often utilizes to find the difference in mean. It is coupled with variances and sample size to find the appropriate results. It is a hypothetical test where normal distribution is seen.
z-test holds numerous advantages such as it indicates difference in small size groups making it more usable. Moreover, it is also reliable in non-normal distribution of data and is efficient while taking multiple groups in a single analysis. The question has two different popular proportion and hence the two sample z-test will suitable to compare the means.
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A DJ charges a $350 booking fee, plus an hourly rate of $45. The Martins want to book the DJ for a party that will last 5 hours. How much will the DJ charge them? answer
The DJ will charge them $575.
What are Expressions?Expressions are mathematical statements which consist of two or more terms and terms are connected to each other using mathematical operators like addition, multiplication, subtraction and so on.
Given that,
Booking fee for DJ = $350
Rate for an hour = $45
Let x be the number of hours DJ is lasting.
Expression to find the total charge for x hours is 350 + 45x.
The Martins want to book the DJ for a party that will last 5 hours.
Cost for the DJ party for Martins = 350 + (45 × 5) = $575
Hence the cost for the DJ party booked by Martins is $575.
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y= -2x + 2
2x+y= -2
Substitution Method! Someone Help!!! ASAP!!!!!
Answer:
no solution
Step-by-step explanation:
which ones would be correct?
\( \: \: \: \: \: \)
parallelogramA parallelogram has two pairs of congruent sides. For two line segments to be congruent, they must have equal length.hope it helps\( \: \: \: \: \: \)
Solve for g.............
Answer:
G = 3
Step-by-step explanation:
Answer:
g=3
Step-by-step explanation:
reverse the whole question:
so all the minus would convert into an addition sign
hope that helps
please mark as brainliest if correct
have a great day/night.
thank you
19NBoli
Name an acute angle and give its measure.
Angle: ______ Measure: _____
Name an obtuse angle and give its measure. (2 points)
Angle: _____ Measure: _____
Name one right angle. (1 point
Name one straight angle. (1 point)
11. Angle KEF = 40°, Angle KEJ = 50°
12. Angle HEF = 115°, Angle KED = 140°
13. Angle JEF = 90°, Angle KEF = 90°
14. Angle DEF = 180°
Define the term geometry?The study of points, lines, and shapes in two and three dimensions, as well as their properties and relationships, is the focus of the mathematical discipline known as geometry.
11. Acute angles: Those angles are less than 90 degree angles.
Angle KEF = 40°
Angle KEJ = 50°
Angle KEH = 75°
Angle JEH = 25°
Angle HED = 65°
12. Obtuse angles: Those angles are more than 90 degree angles.
Angle HEF = 115°
Angle KED = 140°
13. Right angle: Those angles are 90 degree angle.
Angle JEF = 90°
Angle KEF = 90°
14. Straight angle: Those angles make 180 degree angle.
Angle DEF = 180°
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Gary applied the distributive property using the greatest common factor to determine the expression that is equivalent to 66 + 36. His work is shown below.
Factors of 66: 1, 2, 3, 6, 11, 22, 33, 66
Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36
66 + 36 = 3 (22 + 12)
What statement best describes Gary’s error?
Gary did not use correct factors for 66 in the equation.
Gary did not use correct factors for 36 in the equation.
Gary did not use two equivalent expressions in the equation.
Gary did not use the greatest common factor in the equation.
answer this question in 5 minutes and ill give you the brainlyest and 50 points also please still answer even after the 5 minutes
The statement which best describes Gary’s error is; Gary did not use the greatest common factor in the equation.
Greatest common factorThis is the largest positive integer or polynomial that is a divisor of several different numbers. For instance, the greatest common divisor of 66, 30 and 18 is 6.
Gary's work:
66 + 36
Factors of 66: 1, 2, 3, 6, 11, 22, 33, 66
Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36
66 + 36
= 3 (22 + 12)
Gary did not use the greatest common factor in the equation.
The correct answer:
The greatest common factor of 66 and 36 is 666 + 36
= 6(11 + 6)
Therefore, Gary did not use the greatest common factor in the equation.
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The back of a garbage truck is 23 feet long, 8 feet wide, and 12 feet tall. How many loads of trash from the garbage truck will it take to fill a 40 foot by 9 foot by 8 foot storage container?
it will take approximately 1.30 loads of trash from the garbage truck to fill the 40-foot by 9-foot by an 8-foot storage container. However, since you can't have a partial load, you would need to round up to 2 loads to completely fill the container.
what is an algebraic expression?
An algebraic expression is a combination of numbers, variables, and mathematical operations (such as addition, subtraction, multiplication, and division) that can be simplified and evaluated.
To determine the number of loads of trash from the garbage truck that will fill a 40-foot by 9-foot by 8-foot storage container, we need to compare the volume of the container to the volume of the garbage truck's back.
The volume of the garbage truck's back is:
V_garbage_truck = length x width x height
V_garbage_truck = 23 ft x 8 ft x 12 ft
V_garbage_truck = 2,208 cubic feet
The volume of the storage container is:
V_container = length x width x height
V_container = 40 ft x 9 ft x 8 ft
V_container = 2,880 cubic feet
To find out how many loads of trash from the garbage truck will fill the storage container, we need to divide the volume of the container by the volume of the garbage truck's back:
Number of loads = V_container / V_garbage_truck
Number of loads = 2,880 cubic feet / 2,208 cubic feet
Number of loads ≈ 1.30 loads
Therefore, it will take approximately 1.30 loads of trash from the garbage truck to fill the 40-foot by 9-foot by an 8-foot storage container. However, since you can't have a partial load, you would need to round up to 2 loads to completely fill the container.
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PLEASE HELP. I don’t understand
Suppose that voting in municipal elections is being studied and four people are randomly selected. The accompanying table provides the probability distribution
where x is the number of those people that voted in the last election.
The unusual outcome from this discrete probability distribution is given as follows:
x = 4.
What are unusual events?In a discrete probability distribution, unusual outcomes are those outcomes which have a probability having a value lower than 0.05 = 5%.
From the given table, the probabilities for the events x are given by P(x), as follows:
x = 0 -> P(x) = 0.23.x = 1 -> P(x) = 0.32.x = 2 -> P(x) = 0.26.x = 3 -> P(x) = 0.15.x = 4 -> P(x) = 0.04.Hence the lone unusual outcome is given by x = 4, as it is the lone probability that is lower than 0.05.
None of the other events are unusual, as all of them have probabilities that are greater than 0.05 = 5%.
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Instructions
Chart of Accounts
Starting Question
Joumal
Instructions
Flush Mate Co. wholesales bathroom fixtures. During the current fiscal year, Flush Mate Co. received the following notes:
Date
Face Amount
Interest Rate
Term
1.
Mar. 6
$80,000
5%
45 days
2.
Apr. 23
24,000
9
60 days
3.
July 20
42,000
6
120 days
4
Sept. 6
54,000
7
90 days
5.
Nov. 29
27,000
6.
60 days
6
Dec. 30
72,000
5
30 days
Required:
1. Determine for each note (a) the due date and (b) the amount of interest due at maturity, identifying each note by number. Assume a 360-day
Answer:
Note Due Date Interest due at Maturity
1 Mar 6 $500
2 Apr 23 $360
3 July 20 $840
4 Sept 6 $945
5 Nov 29 $270
6 Dec 30 $300
Step-by-step explanation:
Calculation to Determine the due date and the amount of interest due at maturity for Flush Mate Co.
Using this formula to Calculate for the amount of interest due at maturity.
Interest due at Maturity= [Face amount * Numbers of days to maturity / 360 * Interest rate]
Note, Due Date, Face Amount, No of days to maturity, Interest rate, Interest due at Maturity
1 Mar 6 80,000× 45/360 ×5% =$500
2 Apr 23 24,000 × 60/360 ×9% =$360
3 July 20 42,000×120/360 ×6% =$840
4 Sept 6 54,000× 90/360 ×7% =$945
5 Nov 29 27,000× 60/360 ×6% =$270
6 Dec 30 72,000× 30/360 ×5% =$300
Therefore the due date and the amount of interest due at maturity for Flush Mate Co are:
Note Due Date Interest due at Maturity
1 Mar 6 $500
2 Apr 23 $360
3 July 20 $840
4 Sept 6 $945
5 Nov 29 $270
6 Dec 30 $300
Suppose there is a simple index of two stocks, stock A and stock B. Stock A opens on Monday with 5000 shares at $2.75 per share. Stock B opens on Monday with 3000 shares at $4.30 per share. Stock A opens on Tuesday at $3.10 per share, and stock B opens on Tuesday at $4.85 per share. Both stocks have the same number of shares that they opened with on Monday. What is the rate of change of this simple index over 1 day?
The rate of change of the simple index over one day is approximately 12.78%.
To calculate the rate of change of the simple index over one day, we need to determine the percent change in the total value of the index between Monday's opening and Tuesday's opening.
On Monday, Stock A has 5000 shares at $2.75 per share, so its total value is:
Total value of Stock A on Monday = 5000 * $2.75 = $13,750
Similarly, on Monday, Stock B has 3000 shares at $4.30 per share, so its total value is:
Total value of Stock B on Monday = 3000 * $4.30 = $12,900
The total value of the index on Monday is the sum of the values of Stock A and Stock B:
Total value of the index on Monday = $13,750 + $12,900 = $26,650
On Tuesday, Stock A opens at $3.10 per share, and Stock B opens at $4.85 per share. Both stocks still have the same number of shares as on Monday.
The total value of Stock A on Tuesday is:
Total value of Stock A on Tuesday = 5000 * $3.10 = $15,500
The total value of Stock B on Tuesday is:
Total value of Stock B on Tuesday = 3000 * $4.85 = $14,550
The total value of the index on Tuesday is the sum of the values of Stock A and Stock B:
Total value of the index on Tuesday = $15,500 + $14,550 = $30,050
To calculate the percent change in the index, we use the formula:
Percent Change = ((New Value - Old Value) / Old Value) * 100
Percent Change = (($30,050 - $26,650) / $26,650) * 100 ≈ 12.78%
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Find the total surface area. Round to the nearest hundredth if necessary.
Answer:
166
Step-by-step explanation:
multiply the 6 by 2 and then multiply 13 by 10
to get 166
the note payable relating to the june 2, and 10 transactions is a five-year note, with interest at the rate of 12 percent annually. interest expense should be computed based on a 360 day year. [important note: the original note on the computer equipment purchased on june 2 was $124,000. on june 10, eight days later, $23,750 was repaid. interest expense must be calculated on the $124,000 for eight days. in addition, interest expense on the $100,250 balance of the loan ($124,000 less $23,750
The initial note on the computer hardware bought on June 2 was $128,000.
What is the note payable relating to the June 2 and 10 transactions?The payable note for the transactions on June 2 and June 10 has a term of five years and carries interest of 12 percent a year. A 360-day year should be used to calculate interest expenses. (CRITICAL NOTE: The initial note on the computer hardware bought on June 2 was $128,000.
The note payable is a promissory note that the borrower issues pledging to pay the lender according to the terms set forth in their mutual agreement. If the note payable is due in less than a year, it can be recorded as a current liability on the liability side. If the note payable is due in more than a year, it is recorded as a non-current liability.
The complete question is:
The note payable relating to the June 2, and 10 transactions is a five-year note, with interest at the rate of 12 percent annually. Interest expense should be computed based on a 360 day year. (IMPORTANT NOTE: The original note on the computer equipment purchased on June 2 was $128,000. On June 10, eight days later, $24,500 was repaid. Interest expense must be calculated on the $128,000 for eight days. In addition, interest expense on the $103,500 balance of the loan ($128,000 less $24,500 = $103,500) must be calculated for the 20 days remaining in the month of June.)
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Which graph represents a bike traveling at a constant rate of 12 miles per hour?
Will mark BRAINLIEST!!!! Also please explain how you got the answer, because I don't know how. :(
What additional information would allow you to prove the quadrilateral is a parallelogram according to the minimum criteria?
Question 5 options:
A)
||
B)
≅
C)
≅
D)
∠F ≅ ∠H
The additional information would allow you to prove the quadrilateral is a parallelogram according to the minimum criteria is
EJ ≅ GJ. Option A
How to prove the statementWe need to know the properties of a parallelogram, we have;
Opposite sides are parallel.Opposite sides are congruent.Opposite angles are congruent.Same-Side interior angles (consecutive angles) are supplementary.We know that FJ ≅ JH, it's given by the marks, now if it were to happen that EJ ≅ GJ, that would mean that the diagonals on that quadrilateral are bisecting each other, and if that's so, then the quadrilateral it's indeed a parallelogram.
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The complete question:
What additional information would allow you to prove the quadrilateral is a parallelogram according to the minimum criteria?
A)
ej ≅ gj
B)
ej || gj
C)
fg || eh
D)
ef ≅ hg
The black graph is the graph of
y = f(x). Choose the equation for the
red graph.
a. y = f(x + 3)
b. y = f(x – 3)
c. y + 3 = f(x)
d. y - 3 = f(x)
9514 1404 393
Answer:
b. y = f(x -3)
Step-by-step explanation:
The translation right h and up k units is ...
y -k = f(x -h)
Here, the red graph is translated right 3 and up 0, so the translated function is ...
y = f(x -3)
_____
Additional comment
You can check this if you like by listing a couple of corresponding points:
y = f(x)
1 = f(-3) . . . . left-most point on black graph.
The corresponding point on the red graph is (0, 1). Putting this into the equation (b), we get ...
1 = f(0 -3) = f(-3) . . . . . correct value for f(-3)
PLEASEE GIVE AN EXPLANATION TO THIS
Answer:
C.
Step-by-step explanation:
The numbers in the front will be the first number and the ones behind it will be the second number.
So the numbers are 79,82,82,83,86,90,91,93,94 and 97
Then you want to add the lowest number and the greatest number which is 79 and 97
equals to 176
Select the expression that is equivalent to
(m2-16)
A. (m-4)2
B. (m+4)(m-4)
C. (m2-8m+16)
D. (m2+8m+16)
Answer:
if it's m^2-16, than it's B, (m+4)(m-4)
Step-by-step explanation:
remember (a+b)(a-b)=a^2-b^2, or m^2-4^2=m^2-16
Rama builds a frame for a square canvas that has an area of 196 square inches. What is the perimenter of canvas
The perimeter of the canvas remains is 56 inches.
What is the perimeter of the square?The perimeter of a square is defined as the addition of the lengths of the square.
If the area of the square canvas is 196 square inches, then each side of the square has a length of:
√(196) = 14 inches
Let the width of the border be x inches. Then the dimensions of the framed canvas will be (14 + 2x) inches by (14 + 2x) inches, and its area will be:
(14 + 2x)² square inches
The area of the framed canvas is 196 square inches plus the area of the border.
So, (14 + 2x)² = 196 + 4x(14 + 2x)
196 + 56x + 4x² = 196 + 56x + 8x²
Subtracting 196 and 56x from both sides:
4x² = 0
Dividing both sides by 4:
x² = 0
This implies that x = 0, which would mean that there is no border at all.
Therefore, the perimeter of the canvas remains 14 x 4 = 56 inches.
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You deposit $2,000 in an account earning 3% interest compounded monthly.
a. How much will you have in the account in 20 years?
b. How much interest will you earn?
\(~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &\$2000\\ r=rate\to 3\%\to \frac{3}{100}\dotfill &0.03\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{monthly, thus twelve} \end{array}\dotfill &12\\ t=years\dotfill &20 \end{cases}\)
\(A = 2000\left(1+\frac{0.03}{12}\right)^{12\cdot 20}\implies A=2000(1.0025)^{240} \implies \boxed{A \approx 3641.51} \\\\\\ 3641.51~~ - ~~2000~~ \approx~~ \stackrel{earned~interest}{\boxed{1641.51}}\)
342000000 in scientific notation
The box plot represents the number of tickets sold for a school dance.
A horizontal line labeled Number of Tickets sold that starts at 8, with tick marks every one unit up to 30. The graph is titled Tickets Sold for A Dance. The box extends from 17 to 21 on the number line. A line in the box is at 19. The lines outside the box end at 10 and 27.
Which of the following is the appropriate measure of center for the data, and what is its value?
The mean is the best measure of center, and it equals 19.
The median is the best measure of center, and it equals 4.
The median is the best measure of center, and it equals 19.
The mean is the best measure of center, and it equals 4.
The correct answer is: The median is the best measure of center, and it equals 19.
A box plot, also known as a box-and-whisker plot, is a graph that displays the distribution of a dataset.
The box represents the middle 50% of the data, with the bottom of the box being the first quartile (Q1) and the top of the box being the third quartile (Q3). The line inside the box represents the median.
The "whiskers" extend from the box to the dataset's minimum and maximum values or, in the case of outliers, a specific distance from the box (often 1.5 times the interquartile range).
The box plot in this instance reveals that the median number of tickets sold was 19, with the middle 50% of the data falling between 17 and 21 tickets sold.
A minimum of 10 and a maximum of 27 tickets may be sold before the whiskers are removed.
The median is the most suitable measure of the center for this dataset since it is the measure of the center that represents the middle of the dataset.
In light of this, the answer is "The median is the best measure of center, and it equals 19."
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The table of values below represents a linear function and shows the number of miles on the odometer of Brian's
moped since he started riding it. What is Brian’s speed? PLEASE HELP QUICK WILL GIVE BRAINLESIST AND WORTH 50 POINTS
Answer:
0.25 miles per minute
Explanation:
In order to find speed from table, find the gradient from the given values.
\(\sf speed: \dfrac{change \ in \ distance}{change \ in \ time}= \dfrac{rise}{run}\)
Take two points: (4.25, 4), (3.25, 0)
\(\sf \rightarrow speed: \dfrac{4.25-3.25}{4-0}\)
\(\sf \rightarrow speed: \dfrac{1}{4}\)
\(\sf \rightarrow speed: 0.25\)
To find Brian's speed, calculate the slope of the linear function represented by the table of values. This means that Brian's speed is 20 miles per hour.
To determine Brian's speed, we need to find the slope of the linear function represented by the table of values. The slope represents the rate at which the number of miles on the odometer is changing per unit of time.
In this case, the slope can be calculated by taking the difference in miles between any two points on the table and dividing it by the difference in time.
For example, if we take the first two points on the table (0 miles at 0 hours and 20 miles at 1 hour),
the slope would be (20 - 0) / (1 - 0) = 20 miles/hour.
This means that Brian's speed is 20 miles per hour.
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