x+120+8x=3x

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Solution for x+120+8x=3x equation:


Simplifying
x + 120 + 8x = 3x

Reorder the terms:
120 + x + 8x = 3x

Combine like terms: x + 8x = 9x
120 + 9x = 3x

Solving
120 + 9x = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
120 + 9x + -3x = 3x + -3x

Combine like terms: 9x + -3x = 6x
120 + 6x = 3x + -3x

Combine like terms: 3x + -3x = 0
120 + 6x = 0

Add '-120' to each side of the equation.
120 + -120 + 6x = 0 + -120

Combine like terms: 120 + -120 = 0
0 + 6x = 0 + -120
6x = 0 + -120

Combine like terms: 0 + -120 = -120
6x = -120

Divide each side by '6'.
x = -20

Simplifying
x = -20

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