-9x-18=81

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Solution for -9x-18=81 equation: 


Simplifying
-9x + -18 = 81

Reorder the terms:
-18 + -9x = 81

Solving
-18 + -9x = 81

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + -9x = 81 + 18

Combine like terms: -18 + 18 = 0
0 + -9x = 81 + 18
-9x = 81 + 18

Combine like terms: 81 + 18 = 99
-9x = 99

Divide each side by '-9'.
x = -11

Simplifying
x = -11

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