-12x-4=-x-81

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Solution for -12x-4=-x-81 equation:


Simplifying
-12x + -4 = -1x + -81

Reorder the terms:
-4 + -12x = -1x + -81

Reorder the terms:
-4 + -12x = -81 + -1x

Solving
-4 + -12x = -81 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-4 + -12x + x = -81 + -1x + x

Combine like terms: -12x + x = -11x
-4 + -11x = -81 + -1x + x

Combine like terms: -1x + x = 0
-4 + -11x = -81 + 0
-4 + -11x = -81

Add '4' to each side of the equation.
-4 + 4 + -11x = -81 + 4

Combine like terms: -4 + 4 = 0
0 + -11x = -81 + 4
-11x = -81 + 4

Combine like terms: -81 + 4 = -77
-11x = -77

Divide each side by '-11'.
x = 7

Simplifying
x = 7

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