-8x-x-51=120

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Solution for -8x-x-51=120 equation:


Simplifying
-8x + -1x + -51 = 120

Reorder the terms:
-51 + -8x + -1x = 120

Combine like terms: -8x + -1x = -9x
-51 + -9x = 120

Solving
-51 + -9x = 120

Solving for variable 'x'.

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

Add '51' to each side of the equation.
-51 + 51 + -9x = 120 + 51

Combine like terms: -51 + 51 = 0
0 + -9x = 120 + 51
-9x = 120 + 51

Combine like terms: 120 + 51 = 171
-9x = 171

Divide each side by '-9'.
x = -19

Simplifying
x = -19

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