X+2x-3x=120

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Solution for X+2x-3x=120 equation: 


Simplifying
X + 2x + -3x = 120

Combine like terms: 2x + -3x = -1x
X + -1x = 120

Solving
X + -1x = 120

Solving for variable 'X'.

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

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

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

Simplifying
X = 120 + x

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