Answer: t= \(\frac{a-800}{200}\)
Step-by-step explanation:
a=800 + 200t
Swap sides so that all variable terms are on the left-hand side.
800+200t=a
Subtract 800 from both sides.
200t=a−800
Divide both sides by 200.
\(\frac{200t}{200}=\frac{a-800}{200}\)
Dividing by 200 undoes the multiplication by 200.
\(t=\frac{a-800}{200}\)
Divide a−800 by 200.
\(t=\frac{a}{200} - 4\)
You start at (0,-4). You move left 1 unit and right 4 units. where do you end?
The coordinate of the point after transformation is: (3, -4)
What is the coordinate after moving of point?The coordinate initially is given as (0, -4).
Moving one unit to the left means a deduction of 1 unit from the x coordinate to get:
(0 - 1, -4)
= (-1, -4)
Moving by 4 units to the right means an addition of 4 units to x coordinate to get:
(-1 + 4, -4)
= (3, -4)
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Compare the two parking garages.
Garage A
charges $5
plus $2
for every hour.
Garage B
charges $4.50
an hour, with no flat fee.
Garage B is more cost-effective for any parking duration exceeding 2 hours.
When comparing Garage A and Garage B based on their pricing structure, it's important to consider both the flat fee and the hourly rate to determine which option is more cost-effective.
Garage A charges a flat fee of $5, regardless of the duration of parking, and an additional $2 for every hour parked. This pricing structure benefits those who need to park for shorter durations, as the flat fee is relatively low.
However, for longer parking durations, the hourly charge can accumulate significantly, making it less favorable for extended stays.
On the other hand, Garage B follows a different approach by charging a rate of $4.50 per hour with no flat fee. This pricing structure is more suitable for those who require shorter parking times, as they only pay for the exact duration of their stay. In such cases, Garage B would likely be more cost-effective compared to Garage A.
However, for longer stays, Garage A might offer better value. For example, if someone needs to park for 6 hours, Garage A would charge $17 ($5 flat fee + 6 hours * $2/hour) while Garage B would charge $27 ($4.50/hour * 6 hours). In this scenario, Garage A would be the more affordable option.
Ultimately, the choice between Garage A and Garage B depends on the individual's specific parking needs. If the stay is anticipated to be short, Garage B's hourly rate is preferable.
However, for longer durations, Garage A's combination of a flat fee and hourly rate may result in lower overall costs. It's essential to consider the anticipated length of stay to make an informed decision.
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The Americans with Disabilities Act states that Triangle Aramps must have an angle less than or equalto 4.8 degrees. Remember, a 4.8 degree anglein a right triangle has a 1 : 12 ratio for thelegs. Select all ramps that meet the Americanswith Disabilities Act requirements.
we have that
in a right triangle has a 1 : 12 ratio for the legs.
so
Verify the ratio of the legs in each triangle
triangle A ------> ratio=1/12 -----> is ok
triangle B ------> ratio=40/30=1.33 -------> 40/30 > 1/12 -----> is not ok
triangle C -----> ratio=10/120=1/12 -------> is ok
triangle D -----> ratio=1/15 -----> 1/15< 1/12 is ok
triangle E -----> ratio
Find the measure of angle
sin(angle)=2/15
angle=7.66 ------> is not ok
therefore
answer isA,C,DFind the exact arc length of f(x)=√2x+1 0≤x≤4
The exact arc length of f(x)=√2x+1 is 4.5.
The arc length is the separation between two points along a curve segment. The arc length of a function f(x) is given by the formula,
\(L=\int\limits^a_b {\sqrt{1+f'(x)^2}} \, dx\)
Where f'(x) is derivative of function f(x). The arc length is, to put it simply, the distance that passes across the curved line of the circle that forms the arc. It should be noted that the arc's length is greater than the separation of its ends along a straight line.
Finding the arc length of f(x)=√2x+1 0≤x≤4, using the formula,
First finding the derivative of function,
\(f'(x)=\frac{d(\sqrt{2x+1})}{dx} \\\\=\frac{2}{2\sqrt{2x+1}} \\\\=\frac{1}{\sqrt{2x+1}}\)
Now, putting the derivative of function f(x) in the formula of arc length L,
\(L=\int\limits^a_b {\sqrt{1+f'(x)^2}} \, dx\\\\L=\int\limits^4_0 {\sqrt{1+(\frac{1}{\sqrt{2x+1}})^2}} \, dx\\\\L=\int\limits^4_0 {\sqrt{1+\frac{1}{2x+1}}}\\\\L=\int\limits^4_0 {\sqrt{\frac{2x+1+1}{2x+1}}}\\L=\int\limits^4_0 {\sqrt{\frac{1}{2x+1}}}\\\approx4.5\)
Therefore, the exact arc length of f(x)=√2x+1 is 4.5.
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i am confused on finding the answer i have tried a few times and i do not understand
Answer:
Volume = 7.912
Step-by-step explanation:
V = πr²h
V = 3.14 × 3/4 × 3/4 × 6 3/4 ( π = 22/7 or 3.14 )
V = 3.14 × 9/16 ×18/4
V = 3.14 × 0.56 × 4.5
V = 7.912
1
=1
iuytuyk,yugggggggggggggggggggggggggg
Answer:
As an autistic dyslexic person, i can confirm your question is held in a silly way as possible
I really need help on this
Answer:
Congruent
Step-by-step explanation:
I am not 100% sure because there are no measurements but it looks like the two shapes are the same size.
If this helped, please consider giving me brainliest, it will help me a lot :)
Have a good day.
Which expression is equivalent to 2(8n)^4
Answer:
2. 8n. 8n. 8n. 8n
Step-by-step explanation:
\(2 {(8n)}^{4} = 2. 8n. 8n. 8n. 8n\)
Equivalent expressions are expressions with equal value.
The equivalent expression of \(\mathbf{2\cdot(8n)^4}\) is \(\mathbf{2\cdot(8n)\cdot(8n)\cdot(8n)\cdot(8n)}\)
The expression is given as:
\(\mathbf{2\cdot(8n)^4}\)
Apply law of indices
\(\mathbf{2\cdot(8n)^4 = 2\cdot(8n)\cdot(8n)\cdot(8n)\cdot(8n)}\)
The above equation means that:
\(\mathbf{2\cdot(8n)\cdot(8n)\cdot(8n)\cdot(8n)}\) is equivalent to \(\mathbf{2\cdot(8n)^4}\)
Hence, the correct option is (d) \(\mathbf{2\cdot(8n)\cdot(8n)\cdot(8n)\cdot(8n)}\)
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find -2/6 + (5/6) model the expression on the number line
The final point on the number line will be at 2/3 from 0 point, which represents the value of the expression -2/6 + (5/6).
Modelling -2/6 + (5/6 on the number lineTo correctly model the expression -2/6 + (5/6) on a number line, we can use the following steps:
Start at 0 on the number line.Move to the left by 1/3. This represents the value of -2/6 which is equivalent to -1/3.Move to the right by 5/6. This represents the value of 5/6.The final point on the number line will be 2/3 to the right of the point (-1/3) which we reached in step 2, this represents the sum of -2/6 and 5/6, which is the final result.So to model the expression -2/6 + (5/6) on a number line, we start at 0 and move 1/3 to the left, to represent -2/6, and then move 5/6 to the right to represent 5/6. The final point on the number line will be at 2/3 from 0 point, which represents the value of the expression -2/6 + (5/6).
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can someone help answer this and explain how you did it
Answer:
2
Step-by-step explanation:
You want the slope of segment DC given points A, B, C, D are collinear and the rise between B and A is 2 units, while the run is 1 unit.
Slope of a lineThe slope of a line is the same everywhere on the line. It is the same for segment DC as for segment BA on the same line.
slope = rise/run = 2/1 = 2
The slope of DC is 2.
<95141404393>
Thanks for reposting the pertinent question:
Therefore the SLOPE of DC:
DC = 2
Step-by-step explanation: Cheers to the person who has explained and answered the question correctly as well.Make a Plan: FORMULA FOR SLOPE OF A LINE: m = rise/run = y1 - y2 / x2 - x1POINTS: D, C, B, and A are COLLINEAR
Now, We can FIND That:SLOPE of: DC is Equal (=) To the SLOPE of: AB
So, Now, The SLOPE of AB:AB = 2/1 = 2
Now, we conclude that:Therefore the SLOPE of DC:
DC = 2
I hope this helps you!
What is the linear function equation represented by the graph? Enter your answer in the box. f(x) =
Answer:
f(x) = -1/2x + 1
Step-by-step explanation:
y intercept is +1
For slope, used points on the graph (2,0) and (0,1)
m= y2-y1/x2-x1
= (1-0)/(0-2)
= -1/2
True or False?
change in y
change in z
is used to find the constant of proportionality.
O False
O True
Answer:
False
Step-by-step explanation:
your welcome.
Answer:
false
Step-by-step explanation:
Do you know the muffin man?
Answer:
Do you know the muffin man,
the muffin man, the muffin man?
Do you know the muffin man,
who lives on Drury Lane?
Yes, I know the muffin man,
the muffin man, the muffin man.
Yes, I know the muffin man,
who lives on Drury Lane.
The "Muffin Man" is actually named Frederick Thomas Linwood. He was known as England's first serial killer. He would lure children into dark alleys with muffins on strings attached to them. Once the children saw the muffin on the ground they would eventually try to grab it. As they got closer to the muffin, Linwood would drag the string closer and closer until he finally would trap them and kill them. He killed 15 children and 7 rival pastry chefs. Sorry for ruining your childhood. :>
Can anybody help me
Answer:
7a+14
Step-by-step explanation:
You distribute the 7 across the equation (7xa)+(7x2) = 7a=14
Bob the builder eat no fewer then three donuts. What is the inequality?
Answer:
3
Step-by-step explanation:
I think
Answer:
less than or equal to 3
Step-by-step explanation:
An investor has an opportunity to invest in three companies. She researched each company and collected the information in the table below. Which company would provide the best investment?
Probability of Profit and Loss by Company
Company
Loss,
Probability of Loss
Probability to Break Even
Profit,
Probability of Profit
A
$24,000, 16%
50%
$10,000, 34%
B
$12,000, 32%
40%
$21,000, 28%
C
$6,000, 23%
17%
$5,000, 60%
company A
company B
company C
All companies have a probability of loss.
Answer:
Company B
Step-by-step explanation:
Company A is the best investment decision. Why? its total probability of profit and breaking even is the greatest of all the three companies. Also, its the probability of making a profit is higher than that of making a loss.
How the Investment Decision was madeThe chance that a company will not make a loss is the sum of its break-even probability and that of its profitability. This probability for all companies is given below:
Company A = 50 + 34 = 84%Company B = 40 + 28 = 68%Company C = 17 + 60 = 77%The probability of Loss is highest in Company B so this is not the best option.
The probability of profit is lowest in Company C so this is not the best option. Hence, A is the best investment decision.
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what is 2x³/x+5 divided by x-5/3x-1
\(\cfrac{2x^3}{x+5}\div \cfrac{x-5}{3x-1}\implies \underset{\textit{difference of squares}}{\cfrac{2x^3}{x+5}\cdot \cfrac{3x-1}{x-5}}\implies \cfrac{6x^4-2x^3}{x^2 - 5^2}\implies \cfrac{6x^4-2x^3}{x^2 - 25}\)
What is the volume of the prism 2.4in 1.5in 8in
Answer:
The answer is 28.8, When finding the Volume of a shape, you multiply all numbers.
GivenRST andR'S'T'.
Describe a dilation (center and scale factor) that transforms triangle RST into triangle R'S'T' or explain why it cannot be done.
In either case, use complete sentences to describe the relationship that exists between the corresponding sides and angles.
Triangle RST was dilated by a scale factor of 3 to form triangle R'S'T'.
TransformationTransformation is the movement of a point from its initial location to a new location. Types of transformation are rotation, translation, reflection nd dilation.
If a point A(x, y) is dilated by a scale factor k, the new point is A'(kx, ky)
Triangle RST was dilated by a scale factor of 3 to form triangle R'S'T'.
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Plz help with this question I don’t get it is an image
Answer:
D
Step-by-step explanation:
For this question, we know that x represents the thousands of square feet in the stadium. We also know that the stadium is 18 thousand square feet. Therefore, the amount of thousands of square feet, or x, is 18. We can then plug 18 in for x in the equation, getting
\(C(x) = \frac{7250000}{18+60} \\= \frac{7250000}{78}\\= 92948\)
as our cost
For a certain type of tree the diameter D (in feet) depends on the tree's age t (in years) according to the logistic growth model. Find the diameter of a 21-year-old tree. Please give the answer to three decimal places.
Answer:
\(D(21) = 1.612\ ft\)
Step-by-step explanation:
The question has missing details;
\(D(t) = \frac{5.4}{1+2.9e^{-0.01t}}\)
Given that t = 21
Solve for Diameter, D
To do this, we simply substitute 21 for t in the above function
\(D(t) = \frac{5.4}{1+2.9e^{-0.01t}}\) becomes
\(D(21) = \frac{5.4}{1+2.9e^{-0.01 * 21}}\)
\(D(21) = \frac{5.4}{1+2.9e^{-0.21 }}\)
Solve for \(e^{-0.21}\)
\(D(21) = \frac{5.4}{1+2.9* 0.81058424597}\)
Simplify the denominator
\(D(21) = \frac{5.4}{1+2.35069431331}\)
\(D(21) = \frac{5.4}{3.35069431331}\)
\(D(21) = 1.61160628069\)
\(D(21) = 1.612\ ft\) (Approximated)
Hence, the diameter of the 21 year old tree is 1.612 feet
question :
Solve -8x = 56 for x
answers:
x= -7
x= -8
x=7
x=6
Answer:
x=-7
Step-by-step explanation:
-8x = 56
divide both sides by -8
that leaves you with x = -7
you can plug it in to check because -8 * -7 = 56
(Score for Question 1: of 3 points)
1. Represent each situation with an inequality.
(a) The sum of a number and 12 is at most -8.
(b) A number increased by -8 is greater than 12.
(c) -8 less than a number is no more than 12.
Answer:
Inequality for each part be
a) x + 12 ≤ -8
b) x - 8 > 12
c) x + 8 < 12
What do you mean by inequality?
In mathematics, an inequality is a relationship in which two numbers or other mathematical expressions compare unequal. Most commonly used to compare two numbers on the number line based on size.
The notation a < b means that a is less than b.
The notation a > b means that a is greater than b.
Let the number be x
According to the question:
a) The sum of a number and 12 is at most -8.
inequality become:
x + 12 ≤ -8
b) A number increased by -8 is greater than 12
inequality become:
x + (-8) > 12
⇒ x - 8 > 12
c) -8 less than a number is no more than 12
x - (-8) < 12
⇒ x + 8 < 12
Therefore, inequality for each part be
a) x + 12 ≤ -8
b) x - 8 > 12
c) x + 8 < 12
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Consider the line y=7x+4.
Find the equation of the line that is parallel to this line and passes through the point ( -3, 5)
Find the equation of the line that is perpendicular to this line and passes through the point ( -3, 5)
Answer:
parallel y=7x+26
perpendicular y=1/7x+32/7
Step-by-step explanation:
parallel line have the same slope
y-5=7(x-(-3))
y-5=7(x+3)
y-5=7x+21
y=7x+21+5
y=7x+26
perpendicular slope is the opposite of the original slope of 7
y-5=-1/7(x-(-3))
y-5=-1/7(x+3)
y-5=-1/7x-3/7
y=-1/7x-3/7+5
y=-1/7x+32/7
$200 is shared between Bill and Ann. Ann’s share is $50 more than Bill’s share. Calculate the size of each of their shares.
First subtract the difference between the two:
200 - 50 = 150
Now divide that by 2:
150/2 = 75
Bills share is $75
Now add the $50 to 75 to get Ann's share:
75 + 50 = $125
Ann's share is $125
Bill's share is $75
A small computing center has found that the number of jobs submitted per day to its computers has a distribution that is approximately bell shaped with a mean of 62 jobs and a standard deviation of 12. Where do we expect most (approximately 95%) of the distribution to fall ?
The interval for a normal distribution (bell-shaped) where we expect approximately 95% of the distribution to fall is given by:
\((\mu-2\sigma,\mu+2\sigma)\)where μ is the mean and σ is the standard deviation of the distribution.
In this problem, we have:
\(\begin{gathered} \mu=62 \\ \sigma=12 \end{gathered}\)Therefore, we expect approximately 95% of the distribution to fall in the interval:
\(\begin{gathered} (62-2\cdot12,62+2\cdot12) \\ \\ (62+24,62-24) \\ \\ (38,86) \end{gathered}\)Thus, the answer is: from 38 to 86 jobs submitted per day.
Evaluate 2(5 + x2) + y if x = 3 and y = 2
Answer:
26
Step-by-step explanation:
Write a function $g$ whose graph represents the indicated transformation of the graph of f the equation f(x)=x+2 translated 2 units to the right is g(x)=
The function g(x) whose graph represents the indicated transformation of the graph of the equation f(x) = x+2 translated 2 units to the right is g(x) = x
Here the function is
f(x) = x+2
It is translated 2 units to the right
A translation defined as the movement of the graph either horizontally or vertically. In translation the shape or the size of the graph will not change only the location of the graph changes
Then the equation will be
f(x-2) = (x-2)+2
= x-2+2
= x
Hence, the function g(x) whose graph represents the indicated transformation of the graph of the equation f(x) = x+2 translated 2 units to the right is g(x) = x
The complete question is
Write a function g(x) whose graph represents the indicated transformation of the graph of f the equation f(x)=x+2 translated 2 units to the right.
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5.3 MATHEMATICS HOLIDAY PACKAGE-TERM 2(2023) Instructions: Attempt ALL items 1. Your family has seven siblings; peter, John, Sarah, Joy, Ali, Mary and Ivan. There is an interval of 2 years between the ages of the children from Ivan to peter. Ivan is three years old. Task: Using an arrow diagram, explain the information about your family.
12 people are watching the otters at the zoo. 7 people are watching the giraffes. How many more people are watching the otters?
Answer:
\(\displaystyle 5\)
Explanation:
All you do is deduct the people watching giraffes from the total number of people at the zoo:
\(\displaystyle \boxed{5} = -7 + 12\)
I am joyous to assist you at any time.
5 people’s are watching the otters …
Problem:12 people are watching the otters at the zoo. 7 people are watching the giraffes. How many more people are watching the otters ?
To find:How many more people are watching the otters ?
Let’s find: ( step-by-step explanation ):As question says ,→ At the zoo, 12 people are watching the otters & 7 people are watching the giraffes...
• So , you have to find how many people’s are watching otters more than the giraffes...
→ Then use , Subtraction to find How many more people are watching the otters..
So ,\(12 - 7 = 5\)
• Therefore , 5 people’s are more peoples are watching the otters than the giraffes….
Hope this helps you... :)