77 Answered Questions for the topic Direct Variation

Direct Variation Math Algebra Writing Equations

03/03/22

Identifying direct variation from ordered pairs and writing equations
For each table, determine whether it shows a direct variation.If it does, write its direct variation equation.X Y4 55 6.259 11.25ARE THEY A DIRECT VARIATION EQUATION OR NOTX Y2 54 ... more
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Direct Variation Algebra 1 Algebra

02/04/22

Decide if the equation 2x+8=y is a direct variation. If so, what is the constant. If not a direct variation, explain why not.
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Direct Variation Algebra 1

01/12/22

If x and y vary inversely and x = 1 when y = 11, find x when y = 5.5

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Direct Variation Algebra 1

02/14/21

how do i write an direct variation equation using coordinates like (5,1) for example

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Direct Variation Math Mathematics

01/25/21

Tell whether x and y show direct variation. Explain your reasoning. x/y = 20
Tell whether x and y show direct variation. Explain your reasoning.y/x = 20
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Direct Variation Algebra 1

11/12/20

6. What is the equation in slope-intercept form of the line that passes through the points (2, -4) and (6, 12)?
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Direct Variation Algebra 2

10/09/20

if y=6 when x=2/3 find x when y=12
Assume that y varies directly with x, then solve. Simplify completely. The answer is a fraction.
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Direct Variation Algebra 2 Functions

01/07/20

Direct Variation
A swimmer can cross a lake in 15 minutes and 35 seconds while traveling 3.85 miles per hour. If the swimmer wants to cross the lake in 13 minutes,how fast must he swim?
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Direct Variation Algebra 2

08/21/19

if x varies directly as the square of y and x=6 when y=8, find x when y=16
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Direct Variation Algebra 2

08/21/19

if y varies directly as x, and y=4 when x=12, find y when x=3
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Direct Variation Math Algebra 1 Algebra

03/15/19

Writing: For a direct variation, describe how the constant of variation affects whether y increases or decreases as x increases.
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Direct Variation Algebra 1 Algebra 2 Prealgebra

02/12/19

The value of y is directly proportional to the value of x. If y=1 when x=1/6, what is the value of y when x=10
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Direct Variation Math

01/21/19

The variables x and y vary directly. Use the values to find the constant of proportionality, k. Then write an equation that relates x and y. y=72; x=3
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Direct Variation Prealgebra Mathematics

11/16/18

Direct Variation Equations
My teacher can't help me now, neither can my parents!!!!! And I don't understand!!!One yard is approximately 0.91 meter. Write a direct variation equation that relates x yards to y meters.
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Direct Variation

11/15/18

Y varies directly as the square of x. If y is 25 when x is 3, find y when x is 2
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Direct Variation

10/12/18

Three gallons of gasoline cost $11.04. how much do 5 gallons cost?
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Direct Variation

09/20/18

If y=4 when x=5, find y when x=10
Direct variation 
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Direct Variation

08/27/18

if y varues directly as the cube of s, and y=8 when s=2,find y when s=5.
if y varies directly as the cube of s,and y=8 when s=2,find y when s=5.
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Direct Variation

08/23/18

y=4x+1 Do x and y vary directly?
Need the answer to this question on my lesson about direct variation . 
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Direct Variation

08/02/18

If y varies directly as x, and x = 13 when y = 26, find x if y = 31
If y varies directly as x, and x = 13 when y = 26, find x if y = 31
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Direct Variation

05/03/18

If z varies directly as x, and z=40 when x=8 find z when x=4
what is the answer i am re takkng a test and need to know   
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Direct Variation

04/26/18

If z varies directly as x, and z =30 when x=8, find z when x=4.
how do you know what is K and what is Y in the formula y=kx k=y/x
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Direct Variation

04/25/18

New purchase price
the amount of sale tax on a new car varies directly to the purchase price of the car. If a $25,000 car pays $1,750 in sale taxes what the purchase price of a new car with $3,500 in sale tax?
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Direct Variation Word Problem

04/11/18

Deposit and Interest
For a given interest rate, simple interest varies jointly as principal and time. If $2000 left in an account for 4 years earns interest of $320, how much interest would be earned in if you deposit... more
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Direct Variation

03/08/18

Y varies directly as x. If Y= 40 when x = 8, find x when y= -50.
also can you please write a direct variable equation that relates x and y. Help me solve this!
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