-2x-108=8x+42

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Solution for -2x-108=8x+42 equation:


Simplifying
-2x + -108 = 8x + 42

Reorder the terms:
-108 + -2x = 8x + 42

Reorder the terms:
-108 + -2x = 42 + 8x

Solving
-108 + -2x = 42 + 8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-8x' to each side of the equation.
-108 + -2x + -8x = 42 + 8x + -8x

Combine like terms: -2x + -8x = -10x
-108 + -10x = 42 + 8x + -8x

Combine like terms: 8x + -8x = 0
-108 + -10x = 42 + 0
-108 + -10x = 42

Add '108' to each side of the equation.
-108 + 108 + -10x = 42 + 108

Combine like terms: -108 + 108 = 0
0 + -10x = 42 + 108
-10x = 42 + 108

Combine like terms: 42 + 108 = 150
-10x = 150

Divide each side by '-10'.
x = -15

Simplifying
x = -15

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