Question

What is 20x+5y=15 for y?

Answer 1

y=3-4x

Explanation:

20x+5y=15, Subtract 20x from both sides.

5y=15-20x, Divide 5 from both sides.

y=3-4x

Answer 2

20x+5y=15

Add -20x to both sides.

20x+5y+−20x=15+−20x

5y=−20x+15

Divide both sides by 5.

5y/5 = −20x+15/5

y=−4x+3