Question

|-2x+8|=20
(Absolute value equation)

Answer 1

x= -6 or 14

Explanation:

|-2x+8|=20 means

either -2x+8 = 20 or -2x+8 = -20

Therefore, we have 2 possible x

1. -2x+8=20, -2x = 12, x = -6
2. -2x+8=-20, -2x = -28, x = 14