Question

Which is an equivalent form of the equation 3x-3y=15

Answer 1

Simple....

change into y=mx+b form....

You have:

3x-3y=15

3x-3y=15
-3x        -3x

-3y=15-3x

Divide by -3.....

$\frac{-3y}{-3} = \frac{15-3x}{-3}$

y=-5+x or y=x-5

Thus, your answer....A.

Answer 2

Hello , 
(3x-3y = 15) / 3
x-y = 5 
so , it's A. y = x-5 .