-2x-126=42+6x

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Solution for -2x-126=42+6x equation:


Simplifying
-2x + -126 = 42 + 6x

Reorder the terms:
-126 + -2x = 42 + 6x

Solving
-126 + -2x = 42 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-126 + -2x + -6x = 42 + 6x + -6x

Combine like terms: -2x + -6x = -8x
-126 + -8x = 42 + 6x + -6x

Combine like terms: 6x + -6x = 0
-126 + -8x = 42 + 0
-126 + -8x = 42

Add '126' to each side of the equation.
-126 + 126 + -8x = 42 + 126

Combine like terms: -126 + 126 = 0
0 + -8x = 42 + 126
-8x = 42 + 126

Combine like terms: 42 + 126 = 168
-8x = 168

Divide each side by '-8'.
x = -21

Simplifying
x = -21

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