Question

If x = 7, what does y equal in the following equation? *

2x + 4y = -6

1) y = -2

2) y=-3

3) y=-4

4) y=-5

Answer 1

The answer is 4) y=-5

2x + 4y= -6
2(7) + 4y = -6
14 + 4y = -6
4y = -14 -6
y = -20/4
y = -5