-9x-12=-138

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Solution for -9x-12=-138 equation: 


Simplifying
-9x + -12 = -138

Reorder the terms:
-12 + -9x = -138

Solving
-12 + -9x = -138

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 + -9x = -138 + 12

Combine like terms: -12 + 12 = 0
0 + -9x = -138 + 12
-9x = -138 + 12

Combine like terms: -138 + 12 = -126
-9x = -126

Divide each side by '-9'.
x = 14

Simplifying
x = 14

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