Question

Solve 3x - 7y = -91 for y.

A) y = 7/3x + 13

B) y = -3/7x - 13

C) y = 3/7x + 13

D) y = 3/7x - 91

Answer 1

y = 3/7x + 13

Explanation:

Add -3x to both sides

3x−7y+−3x=−91+−3x

−7y=−3x−91

Divide both sides by -7

−7y /−7 = -3x-91 / 7

y = 3/7x + 13