01/23/23

if sarah says that 19 divided by 9 equals 9 divided by 4 because they both have 2 remainder 1 show her mistake using decimal divison
if sarah says that 19 divided by 9 equals 9 divided by 4 because they both have 2 remainder 1 show her mistake using decimal divison
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01/23/23

Write an equation for a line perpendicular to y=3x-4 and passing through the point (9,0)
Help
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01/23/23

Algebra question

The range of the function f : f(x) = x² - 1 ÷ x - 1 is ....Can somone please help me to understand how to get the range of a function, Thank you very much
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01/23/23

Algebra question

The range of the function f : f(x) = x² - 1 ÷ x - 1 is ....Can somone please help me to understand how to get the range of a function, Thank you very much
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01/23/23

question in description

Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with a mean of 2.55 and a standard deviation of 0.39. Using the empirical rule, what... more
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01/23/23

Find the equation of the line in slope-intecept form passing through the point (-9,-9) but perpendicular to the line: 7x−5y=25

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01/23/23

Intermediate math
One number is 5 times a first number. A third number is 100 more than the first number. If the sum of the three numbers is 562, find the numbers.
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01/23/23

Solve the given system by substitution. r=5s r=1/2s-9
r = −10; s = −2 r = 10; s = 2 r = 2; s = 10 r = −2; s = −10 a b c ... more
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01/23/23

Solve the given system by substitution. c = -3b c=4/3b-13
b = 3; c = −9 b = −9; c = −3 b = −1; c = −9 b = −3; c = −1 a b c ... more
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01/23/23

Let 𝑉 be the volume of a right circular cone of height ℎ=28 whose base is a circle of radius 𝑅=4.
(a) Use similar triangles to find the area of a horizontal cross section at a height 𝑦. Give your answer in terms of 𝑦.(b) Calculate 𝑉by integrating the cross‑sectional area.
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01/23/23

Solve for X ,Y, or Z
With a problem like 3x+4=5x-6, how do I know which side to multiply, add, divide, or subtract? When should I combine like terms? How does one distinguish the above problem from 0.3y+2= 0.5y- 3 and... more
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01/23/23

Given the function calculate the following values
F(x)={3x+6 x<0, 3x+12 x>(has a line under it so it is greater than or equal to) 0}Calculate with the values:F(-1)=I put nine for it I actually plugged in the numbers into both equations and... more
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01/23/23

uniform motion math with solution please
if a train had traveled 5 miles an hour faster. it would have needed 1 1/2 hours less time to travel 150 miles. find the rate of the train.
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01/23/23

Janelle bought a beach chair on sale at 60% off. The original price was $46.95. (a) Find the amount of discount in dollars. (b) Find the sale price in dollars. $
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01/23/23

Word, problem with addition, or subtraction with decimals
Jim wants to pour 91.17 g of salt into the container so far he has poured 17.1 g how much more such a jim Pour
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01/23/23

Two pounds of grapes cost 6$ if this cost 6 $ for two pounds how much does 1 pound cost

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01/23/23

The nutrition fact sheet at a fast food restaurant says a small portion of chicken nuggets has 180 calories, and 108 calories are from fat. What percent of the total calories is from fat?
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01/23/23

how to write y=x^2 when is compressed vertically by a factor of 5, reflected across the x -axis, and then translated left 4 units, and up 3 units
I'm not sure what vertically compressed by a factor of 5 means, I know vertically stretched by a factor of 5, and vertically compressed by a factor of 1/5 but not by 5. Thank you.
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01/23/23

what is the monetary amount of 241 half-dollars
what is the monetary amount of 241 half-dollars
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01/22/23

Write an equation in y=mx+b format that has a slope of 2 and passes through the point ( 0, 3).
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01/22/23

(Highschool) AP Calculus, Optimization
Megan is a lifeguard and spots a drowning child 60 meters along the shore and 40 meters from the shore to the child. Megan runs along the shore for a while and then jumps into the water and swims... more
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01/22/23

Algebra college
Solve -2 +11x=11x-2
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01/22/23

solve the for matrix
if A= [7 2 1]then the size of A is (answer goes here).
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01/22/23

How many gallons of each brand of antifreeze must be used?
A chemical company makes two brands of antifreeze. The first brand is 40% pure antifreeze, and the second brand is 80% pure antifreeze. In order to obtain 120 gallons of a mixture that contains 75%... more
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01/22/23

Nancy dumped 4 lbs of a bag of apples with 31 % red apples, into a bag of 10 lbs which contained 42% red apples. What is the new percent of red apples?
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