-13x-12=-129

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Solution for -13x-12=-129 equation: 


Simplifying
-13x + -12 = -129

Reorder the terms:
-12 + -13x = -129

Solving
-12 + -13x = -129

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -13x = -129 + 12

Combine like terms: -12 + 12 = 0
0 + -13x = -129 + 12
-13x = -129 + 12

Combine like terms: -129 + 12 = -117
-13x = -117

Divide each side by '-13'.
x = 9

Simplifying
x = 9

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