120-x=8x

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Solution for 120-x=8x equation:


Simplifying
120 + -1x = 8x

Solving
120 + -1x = 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
120 + -1x + -8x = 8x + -8x

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

Combine like terms: 8x + -8x = 0
120 + -9x = 0

Add '-120' to each side of the equation.
120 + -120 + -9x = 0 + -120

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

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

Divide each side by '-9'.
x = 13.33333333

Simplifying
x = 13.33333333

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