Question

Solve for y when x =-4
5x+2y=-20

Answer 1

2y=-20-5x
y=-10+(-5/20)x
y=-10+10
y=0

Answer 2

5x + 2y = -20, x = -4

Plug in -4 for x.

5(-4) + 2y = -20

Simplify.

-20 + 2y = -20

Add 20 to both sides.

2y = -20 + 20

Simplify.

2y = 0

Divide both sides by 2.

y = 0

~Hope I helped!~