-8x-7=81

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Solution for -8x-7=81 equation: 


Simplifying
-8x + -7 = 81

Reorder the terms:
-7 + -8x = 81

Solving
-7 + -8x = 81

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -8x = 81 + 7

Combine like terms: -7 + 7 = 0
0 + -8x = 81 + 7
-8x = 81 + 7

Combine like terms: 81 + 7 = 88
-8x = 88

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

Simplifying
x = -11

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