Question

21x -3y =36
A. y= 7x-12
B.y= -7x-12
C.y= -7x + 12
D.y= 7x + 12​

Answer 1

the answer is A. y = 7x -12

Explanation:

First subtract 21x from both sides

-3y = -21x + 36

Then divide both sides by -3

y = 7x -12