Register
What is the direct variation equation if y varies directly with x and y= -12 When x= 6? A. y = -2x B. y = - 1/2x C. y = -6x D. y = -18x
147k views
5 votes
What is the direct variation equation if y varies directly with x and y= -12 When x= 6?

A. y = -2x

B. y = - 1/2x

C. y = -6x

D. y = -18x

User Bersling
by
8.9k points

2 Answers

5 votes
The answer would be A y = -2x
User Nikita Leonov
by
8.4k points
5 votes
If y varies directly with x, then the ratio y/x will always be the same. Set it equal to the known values and solve for y.

y/x = -12/6

Cross multiply

6y = -12x

y = -2x


User Gmustudent
by
8.6k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!