x-2x-120=0

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Solution for x-2x-120=0 equation:


Simplifying
x + -2x + -120 = 0

Reorder the terms:
-120 + x + -2x = 0

Combine like terms: x + -2x = -1x
-120 + -1x = 0

Solving
-120 + -1x = 0

Solving for variable 'x'.

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

Add '120' to each side of the equation.
-120 + 120 + -1x = 0 + 120

Combine like terms: -120 + 120 = 0
0 + -1x = 0 + 120
-1x = 0 + 120

Combine like terms: 0 + 120 = 120
-1x = 120

Divide each side by '-1'.
x = -120

Simplifying
x = -120

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