Question

Solve 4x - 2x - 2 = -42.

Answer 1

x=20

Answer 2

-20 i mean

Answer 3

subtract ,like terms
4x-2x-2=-42
2x-2=-42
+2 +2
_________________
2x= -40
\[\frac{2x}{2}=\frac{-40}{2}=-20\]

Answer 4

4x-2x-2=-42
2x=-40
x=-40/2
x=-20