-81=6x+5x+7

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Solution for -81=6x+5x+7 equation:


Simplifying
-81 = 6x + 5x + 7

Reorder the terms:
-81 = 7 + 6x + 5x

Combine like terms: 6x + 5x = 11x
-81 = 7 + 11x

Solving
-81 = 7 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
-81 + -11x = 7 + 11x + -11x

Combine like terms: 11x + -11x = 0
-81 + -11x = 7 + 0
-81 + -11x = 7

Add '81' to each side of the equation.
-81 + 81 + -11x = 7 + 81

Combine like terms: -81 + 81 = 0
0 + -11x = 7 + 81
-11x = 7 + 81

Combine like terms: 7 + 81 = 88
-11x = 88

Divide each side by '-11'.
x = -8

Simplifying
x = -8

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