Question

Does the equation represent a direct variation? If so, find the constant of variation.

5x = -3y

A. no

B. yes; k = -5/3

C. yes; k = 5/3

D. yes; k = 3/5

Answer 1

direct variation is just dividing the y variable by x. if all the numbers in the table equal the same number it is a direct variation :)

Answer 2

i think it is C

Answer 3

wait which number is it?

Answer 4

what u mean ?

Answer 5

don't forget the minus sign

Answer 6

\[5y=-3x\iff y=-\frac{3}{5}x\]

Answer 7

so B?