Question

What the equation for y.

2y + 2x = 4

A. y = -x + 2
B. y = 2x + 4
C. y = -x-2
D. y = x + 2

Answer 1

2y+2x=4

y+x=2

y=-x +2

(the only one possible) A

Answer 2

A

Explanation:

first move the 2x to the other side and you get 2y=4-2x, then you divide the entire equation by 2 and get y=2-x, which when re arranged is y = -x+2.