Answer:
y=-2x+5
Step-by-step explanation:
Answer: y= -2x - 5
Step-by-step explanation:
2x + y = - 5 To convert it into slope-intercept form subtract 2x from both sides
-2x -2x
y= -2x - 5
y = 5х + 9
у = 3х - 2
how many solutions does this equation have ?
Answer:
One
Step-by-step explanation:
THe two equations have different slopes so they will intersect at one point.
simplifica: 49/90, se puede????
Answer:
49/90 is simplified
Step-by-step explanation:
Answer:
Step-by-step explanation:
49/90
Complete the description of what happens to a figure when the given sequence of transformations is applied to it: (x, y) + (-x,y); (x,y) → (0.4x, 0.4y);(x, y) + (x - 8, y + 8).
Reflection over the (x-axis/origin/y-axis); (transformation/translation/dilation/movement upwards) with a scale factor of 0.4; translation 8 units left and ___ units up.
Answer:
reflection over the y-axis; dilation with a scale factor of 0.4; translation 8 units left and 8 units upStep-by-step explanation:
ReflectionThe first transformation changes the sign of the x-coordinate. That means a point that was some number of units (3, for example) right of the y-axis will be transformed to a point 3 untis left of the y-axis. It is reflected across the y-axis.
__
DilationThe second transformation multiplies each coordinate value by 0.4. A point that was some number of units (3, for example) away from the origin, will be transformed to a point 3×0.4 = 1.2 units from the origin. It is dilated by a factor of 0.4.
__
TranslationThe third transformation subtracts 8 from the x-coordinate and adds 8 to the y-coordinate. The x-coordinate is a measure of the distance to the right of the y-axis, so subtracting 8 from the x-coordinate means the point is 8 fewer units to the right of the y-axis. It is translated left 8 units.
Similarly, the y-coordinate is a measure of the distance up from the x-axis. Adding 8 to the y-coordinate will move the point 8 more units up from the x-axis. It is translated up 8 units.
Please help! Pretty please! Please give a correct answer. :)
Answer: B is 0.86 (look at the image for the solution and give me brainliest)
Step-by-step explanation:
Exhibit 6-3 The weight of football players is normally distributed with a mean of 200 pounds and a standard deviation of 25 pounds. Refer to Exhibit 6-3. What is the minimum weight of the middle 95% of the players? a. 196 b. 151 c. 249 d. None of the answers is correct.
Option B, The center 95% of players had an average weight of 151 pounds.
Football players' weights have a mean of 200 pounds as well as a standard deviation of 25 pounds, which corresponds to a normal distribution.
So, let x represent a football player's weight.
X ≅ N(200, (25)²)
The minimal weight of the center 95% of the members is
P(X > 95) = P((95 - 200) ÷ 25) < (X - µ) ÷ σ)
P(X > 95) = P(-4.2 < z)
P(X > 95) = - P(z < -4.2)
P(X > 95) = 0.1512
The needed percentage is 0.1512 × 100 = 151.2 percent.
A probability distribution that is equal around the mean is the normal distribution, sometimes referred to as the Gaussian distribution. It demonstrates that data that are close to the mean occur more frequently than data that are far from the mean.
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rights answers only:)
The measure of angle 6 is 38°.
What are vertically opposite angles?
Vertically opposite angles are pairs of angles formed by two intersecting lines that are opposite to each other and share the same vertex but are not adjacent angles.
When two lines intersect, they form four angles at the intersection point. The vertical opposite angles are the pairs of angles that are opposite to each other and are not adjacent angles.
We know that, if two lies are parallel and a transversal cuts the lines.
then, the angle formed are corresponding angles ad the vertically opposite angles formed will be equal.
similarly, In the give figure,
we ca see that angle 6 ad angle 38 are vertically opposites angle.
so, angle 6 = 38°
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My little brother needs help and tbh I forgot all abt this
Answer:
15
Step-by-step explanation:
Rectangle Formula:
a = b * w
a = area
b = base
w = width
Replace variables with numbers given:
375 = 25 * w
Divide both sides by 25
w = 15
During a sale, the price of a sweater was changed from $20 to $16. What was the percent of decrease in the price of the sweater?
Possible Answers:
A. 40%
B. 25%
C. 20%
D. %4
Answer:
c
Step-by-step explanation:
20 to 16 is 20% trust me lol
Answer:
The answer is B
Step-by-step explanation:
How many cm is 6'2 inches?
Answer:
187.96 cm
Step-by-step explanation:
Multiply the length by 30.48
6'2 x 30.48 = 187.96 cm
The required number of centimeter in 62 inches is approximately 157.48 centimeters.
How to change centimeter to inch?To convert inches to centimeters, you can use the conversion factor 1 inch = 2.54 cm. To convert 62 inches to centimeters, simply multiply 62 by the conversion factor
According to given information:62 inches * (2.54 cm / 1 inch) = 157.48 cm
So, 62 inches is equal to approximately 157.48 centimeters. As with any conversion, it's important to remember that the conversion factor is an approximation and may not be exact due to differences in the definitions of an inch and a centimeter. However, for most practical purposes, the approximation is close enough to be used interchangeably with the exact conversion.
The ability to convert between inches and centimeters is important in various fields, such as science, engineering, and commerce, where measurements are often made in both units.
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In a certain city, the daily consumption of electric power, in million kilowatt hours, is a random variable X having a gamma distribution with mean μ=6 and variance σ^2=12.
a) Find the values of α and β.
b) Find the probability that on any given day the daily power consumption will exceed 12 million kilowatt hours.
In this given problem, we have to calculate the values of α and β for the daily consumption of electric power having gamma distribution and also have to find the probability of the given scenario.
a) The value of \(\alpha =3\) and \(\beta =6\).
b) The probability that on any given day the daily power consumption will exceed 12 million kilowatt hours is 0.10702 (approx.).
a) The gamma distribution is represented by X ∼ Γ(α, β).
We are given that the mean of gamma distribution is μ = 6 and variance is σ² = 12.
Now, we know that the mean and variance of a gamma distribution are given as follows:
Mean, μ = αβ
Variance, σ² = αβ²
By putting the values given in the question, we have
6 = αβ
12 = αβ²
Dividing the above two equations, we get:
αβ / αβ² = 1 / 2
β = 2α
Hence, substituting the value of β in the equation 6 = αβ, we get:
α = 3 and β = 6
b) We have to find the probability that on any given day the daily power consumption will exceed 12 million kilowatt hours.Since the distribution is a gamma distribution, we have X ∼ Γ(3, 6).
To find the probability of any random variable exceeding a certain value, we use the following formula:
P(X > a) = 1 - F(a)
where F(a) is the cumulative distribution function (CDF) of X.
To use this formula, we first need to find the CDF of X, which is given by:
P(X ≤ x) = F(x) = {1 / (Γ(α)β³)} ∫₀ⁿ x² e⁻(x/β) dx
We can use a computer or calculator to find this integral, or we can use tables of the gamma distribution to look up the value of F(x).
Here, we will use a calculator to find the value of F(12).F(12) = 0.89298 (approx.
)Now, using the formula for the probability of exceeding a certain value, we get:
P(X > 12) = 1 - F(12)
= 1 - 0.89298
= 0.10702 (approx.)
Therefore, the probability that on any given day the daily power consumption will exceed 12 million kilowatt hours is approximately 0.10702 or 10.702%.
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The measures of the angles of a triangle are shown in the figure below. Solve for x.
Answer:
x=17 degrees
Step-by-step explanation:
All 3 angles = 180 degrees
So 90 + 54 + (x+19) = 180
Combine like terms
163 + x = 180
Subtract 163 from both sides
x = 180-163
x = 17
Which is the expression 4 x 4 x4 x 3 x 3 x 2 x 2 x 2 x 2 written using
exponents?
Need help completing this
a.)Gross pay = $400
b.) Total deductions = $89.25
c .) Net pay = $310.75
How to determine the gross payment and total deductions of Omark?For question a.) The gross pay of Omark is calculated as thus:
The number of days per week = 7 days
The of working hours per week = 50 hours.
The amount paid per hour = $10
Therefore gross payment for a week = 40×10 = $400
For question b.)
The total deductions = 9.25+15.25+48.50+9.50+2.75+4.00 = $89.25
For question c )
Omark net payment = gross payment - total deductions = 400- 89.25 = $310.75
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ill give brainliest
Name the relationship between ∠a and ∠b.
A. corresponding
B. alternate interior
C. complementary
D. supplementary
Answer:
Definetly corresponding
Step-by-step explanation:
Answer: corresponding maybe
Step-by-step explanation: im not very sure on that answer tbh
10 point cuz its all i got rn
In the scale drawing, what is the area of the lawn (that is, the area of the whole backyard, except for the deck)?
The area of the lawn in the scale drawing is approximately 996 square feet.
1. Measure the length and width of the lawn in inches on the scale drawing.
Length = 16.5 inches
Width = 15.5 inches
2. Convert the measurements to feet by dividing the inches by 12.
Length = 16.5/12 = 1.375 feet
Width = 15.5/12 = 1.291 feet
3. Calculate the area of the lawn by multiplying the length and width.
Area = 1.375 x 1.291 = 1.75 square feet
4. Multiply the area by the scale factor (in this case, 560) to get the actual area.
Area = 1.75 x 560 = 996 square feet
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Questions:
1.
Jamie goes on holiday to Florida.
The exchange rate is £1 = 1.70 dollars. He changes £900 into dollars.
(a) How many dollars should he get?
After his holiday Jamie changes 160 dollars back into pounds. The exchange rate is still £1
= 1.70 dollars.
(b)
How much money should he get?
Give your answer to the nearest penny.
Each concert ticket costs $2. Eight students sold 96 concert tickets. If each of the students sold the same number of tickets, how much did each student collect?
Answer:
The Answer is 24
Step-by-step explanation:
U probably got it now
The greatest common factor of 65 and z, some unknown positive integer, is 13. there are two possible values for z between 30 and 60. what is the difference between these two values? (a) 11 (b) 12 (c) 13 (d) 14 (e) 15
Z is 52 and the difference between the values 65 and 52 is 13.
Given,
Two numbers : 65 and Z
Greatest common factor of the above numbers = 13
Z is a positive integer.
Possible values of Z is between 30 and 60.
Now,
13 x 5 = 65
So other number must be a multiple of 13 and a number below 5.
That is, 13 x 4 = 52 and 13 x 3 = 39. These are the two numbers between 30 and 60.
Now consider the difference.
65 – 52 = 13
65 – 39 = 26
In the given options we have 13 and 26 is not given in the option.
So the value of Z is 52 and the difference between 65 and 52 is 13.
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Which inequality is equivalent to the given inequality? -4(x+7)< 3(x-2)
Answer:
x > -22/7
Step-by-step explanation:
To find out which inequality is is equivalent, you solve for x.
-4(x+7) < 3(x-2): distribute variables
-4x-28 < 3x-6: Add 6 to both sided
-4x-22 < 3x: add 4x to both sides
-22 < 7x: divide by 7
-22/7 < x: you can switch sides if prefered but you have to switch sign too
x > -22/7
g(n)=n² +4n
h(n)=-3n-3
Find (g+h)(n-4)
The function (g+h)(n-4) is the sum of the function g(n-4) and h(n-4) will be written as (g+h)(n-4) = n² - 7n + 9.
What is a function?A function is an assertion, concept, or principle that establishes an association between two variables. Functions may be found throughout mathematics and are essential for the development of significant links.
The functions are given below.
g(n) = n² + 4n
h(n) = - 3n - 3
The function (g+h)(n) is calculated as,
(g+h)(n) = g(n) + h(n)
(g+h)(n) = n² + 4n - 3n - 3
(g+h)(n) = n² + n - 3
Put n = n - 4, then we have
(g+h)(n-4) = (n - 4)² + (n - 4) - 3
(g+h)(n-4) = n² + 16 - 8n + n - 4 - 3
(g+h)(n-4) = n² - 7n + 9
The function (g+h)(n-4) will be (g+h)(n-4) = n² - 7n + 9.
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Graphing & Solving Inequalities
Answer:
x ≥ 1
Step-by-step explanation:
3 + 4x ≥ 7
3 - 3 + 4x ≥ 7 - 3
4x ≥ 4
4x / 4 ≥ 4 / 4
x ≥ 1
You may need to use the appropriate appendix table to answer this question. Suppose that the mean daily viewing time of television is 8.35 hours. Use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily television viewing per household (a) What is the probability that a household views television between 5 and 11 hours a day? (Round your answer to four decimal places.) Incorrect: Your answer is incorrect. (b) How many hours of television viewing must a household have in order to be in the top 3% of all television viewing households? (Round your answer to two decimal places.) Incorrect: Your answer is incorrect. hrs (c) What is the probability that a household views television more than 3 hours a day? (Round your answer to four decimal places.)
The probability of household views between 5 and 11 hours will be 0.7653. Number of hours needed in order to be in top 3% will be 13.03 hours. Probability of views more than 3 hours will be 0.9838.
a) The probability of television views between than 5 and 11 hours.
P( 5≤X≤11) = P[ (5-μ)/σ ≤ (X-μ)/σ ≤ (11-μ)/σ]
= P [ (5-8.35)/2.5 ≤ z ≤ (11-8.35)/2.5)
= P ( -1.34 ≤ z ≤ 1.06)
= P ( z≤ 1.06) - P(z ≤ -1.34)
Substituting values from the z-table
P ( 5≤X≤11) = 0.85543 - 0.09012 = 0.76531
Probability that household views between 5 and 11 hours is 0.7653.
b) Hours needed to be in top 3% of all households.
P( X> h) = 0.03
P[ (X-μ)/σ > (h-μ)/σ] = 0.03
P ( z >h-8.35/2.5) = 0.03
P ( z ≤ h-8.35/2.5) = 0.97
From the table
(h - 8.35)/ 2.5 = 1.87
h = (1.87× 2.5) + 8.35
= 13.025 = 13.03 hours
So if the viewing time is more than 13.03, the household will be in the top 3%.
c) Probability of viewing more than 3 hours
P(X> 3) = P[ (X-μ)/σ > (3-μ)/σ]
= P( z < -2.14) = 0.9838
So probability the household will have views more than 3 hours will be 0.9838.
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What did the inventor of the 10-ton truck so often say?
Answer:
He often said "Diesel Be Good"
Step-by-step explanation:
this is a camera toy
edge of the cube = 5cm
cylinder diameter = 4cm and
cylinder height = 20cm
1) find the clay required to make this toy
2)find the area to be painted
The total clay required is 376.2 cm³and area to be painted is given by 300.7 cm²
What is the area and volume of a right circular cylinder?The volume of a Right Circular Cylinder. In general, the volume of a right cylinder is the area of the base times the height of the cylinder. The area of the circular base is given by the formula A = πr2. Substitute to get V = πr2h.
Given here: The dimensions of the edge of the cube as 5cm and the cylinder diameter is 4cm with a height of 20cm
We know the volume of the cube is given by a³ where a is the measure of the length of the cube
Thus a³=5³
=125 cm³
and surface area of the cube is given by 6a²=6×25
=150 cm²
Again the volume of the cylinder and surface area of the given cylinder is as follows:
Volume= 22/7×2²×20
=251.2 cm³
surface area = 2·π·2·10+2·π·22≈150.79645cm²
Thus the clay required to make the toy is=125+251.2
=376.2 cm³
And the area to be painted is given by =150.7+150
=300.7 cm²
Hence, The total clay required is 376.2 cm³and area to be painted is given by 300.7 cm²
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The graph below represents the value of a car, in thousands of dollars, with respect to the number of years since it was purchased.
Based on the graph, what was the initial value of the car (in thousands of dollars)?
Responses
0
0
10
10
12
12
15
Answer:154
Step-by-step explanation:
12+12=24 24+1=25 25-10=15
What’s the answer it’s due in 15 mins
Answer:
Well Ima need the question buddy
Step-by-step explanation:
After all shrek can’t answer a question without a question.
What is true value in logic?
True value in logic refers to the accuracy or correctness of a statement or conclusion based on logical reasoning and evidence. In logic, it is important to determine the truth or falsehood of a statement to arrive at a valid conclusion.
A statement is considered to be true when it accurately represents reality. In formal logic, a statement is considered true if it can be logically deduced from a set of premises or axioms that are themselves considered to be true. This process of deduction is known as syllogism, and it is a fundamental principle of logical reasoning.
For example, consider the statement "All men are mortal." This statement is considered true because it has been logically deduced from the premise "Everyone who is born will eventually die" and the definition of "man." The conclusion that "All men are mortal" can be logically deduced from these premises and is therefore considered to be true.
In informal logic, the truth of a statement may be determined by evidence or observation. For example, the statement "The sky is blue" is considered to be true because it accurately represents the color of the sky as observed by a person.
It is important to note that the concept of truth in logic is not absolute and can be subjective in certain cases. Different people may have different beliefs or interpretations of what constitutes a true statement, and the validity of a conclusion can depend on the context and perspective of the person making the argument.
In summary, true value in logic refers to the accuracy or correctness of a statement or conclusion based on logical reasoning and evidence. In formal logic, a statement is considered true if it can be logically deduced from a set of premises, while in informal logic, it may be determined by evidence or observation.
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What are the coordinates of the point on the directed line segment from (6,2) to (8,−10) that partitions the segment into a ratio of 1 to 3?
The coordinates of the point that divides the line segment from (6, 2) to (8, -10) into a ratio of 1 to 3 are (7, -1).
To find the coordinates of the point on the directed line segment that partitions it into a ratio of 1 to 3, we can use the concept of section formula.
The section formula states that if we have two points A(x₁, y₁) and B(x₂, y₂) dividing a line segment in the ratio of m₁ : m₂, then the coordinates of the dividing point P are given by:
Px = (m₁ * x₂ + m₂ * x₁) / (m₁ + m₂)
Py = (m₁ * y₂ + m₂ * y₁) / (m₁ + m₂)
In this case, the ratio is 1:3, which means m₁ = 1 and m₂ = 3. The given points are A(6, 2) and B(8, -10). Substituting these values into the formula, we can calculate the coordinates of the dividing point P:
Px = (1 * 8 + 3 * 6) / (1 + 3) = 7
Py = (1 * -10 + 3 * 2) / (1 + 3) = -2/2 = -1
Therefore, the coordinates of the point that divides the line segment from (6, 2) to (8, -10) into a ratio of 1 to 3 are (7, -1).
To find the coordinates of the point that divides the line segment between (6, 2) and (8, -10) in a 1:3 ratio, we can use the section formula. Applying the formula, where m₁ is 1 and m₂ is 3, the point P(x, y) can be determined.
By substituting the values into the formula, the x-coordinate is calculated as (1 * 8 + 3 * 6) / (1 + 3) = 7, and the y-coordinate is (1 * -10 + 3 * 2) / (1 + 3) = -1. Thus, the coordinates of the point that partitions the line segment into a ratio of 1 to 3 are (7, -1).
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Megan has $10,000 to invest for 5 years and she found an
interest rate of 5%. Which equation will show the amount
she's saved at the end of 5 years if the interest rate
compounds monthly?
a. y = 10000(1 +.512)(5)(5)
b. y = 10000(1 +.05
+,053) (12)(5)
C. y = 10000(1 + 05.12) (1245),
Which set of numbers are opposites? 6 and 0 −6 and 0 |−6| and 6 −6 and 6
The set of numbers that are opposites is −6 and 6.
1. Opposites are numbers that are the same distance away from zero but on opposite sides of the number line.
2. In the given options, let's examine each pair to determine the opposites.
3. The pair 6 and 0 does not consist of opposites since they are not equidistant from zero. Therefore, we can eliminate this pair.
4. The pair −6 and 0 satisfies the condition of being equidistant from zero but on opposite sides of the number line. We consider this as a potential option for opposites.
5. To determine if |−6| and 6 are opposites, we need to find the absolute value of −6. The absolute value of −6 is 6, and since 6 and 6 are the same number, they are not opposites. Hence, we can eliminate this pair as well.
6. Finally, we have −6 and 6 remaining. These numbers are equidistant from zero but on opposite sides of the number line, satisfying the definition of opposites.
7. Therefore, the set of numbers that are opposites is −6 and 6.
In summary, out of the given options, only the pair −6 and 6 represents a set of numbers that are opposites.
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