x+120=80

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Solution for x+120=80 equation: 


Simplifying
x + 120 = 80

Reorder the terms:
120 + x = 80

Solving
120 + x = 80

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 + x = 80 + -120

Combine like terms: 120 + -120 = 0
0 + x = 80 + -120
x = 80 + -120

Combine like terms: 80 + -120 = -40
x = -40

Simplifying
x = -40

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