-2x-129=39+4x

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Solution for -2x-129=39+4x equation:


Simplifying
-2x + -129 = 39 + 4x

Reorder the terms:
-129 + -2x = 39 + 4x

Solving
-129 + -2x = 39 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-129 + -2x + -4x = 39 + 4x + -4x

Combine like terms: -2x + -4x = -6x
-129 + -6x = 39 + 4x + -4x

Combine like terms: 4x + -4x = 0
-129 + -6x = 39 + 0
-129 + -6x = 39

Add '129' to each side of the equation.
-129 + 129 + -6x = 39 + 129

Combine like terms: -129 + 129 = 0
0 + -6x = 39 + 129
-6x = 39 + 129

Combine like terms: 39 + 129 = 168
-6x = 168

Divide each side by '-6'.
x = -28

Simplifying
x = -28

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