180-120-3x=180

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Solution for 180-120-3x=180 equation: 


Simplifying
180 + -120 + -3x = 180

Combine like terms: 180 + -120 = 60
60 + -3x = 180

Solving
60 + -3x = 180

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + -3x = 180 + -60

Combine like terms: 60 + -60 = 0
0 + -3x = 180 + -60
-3x = 180 + -60

Combine like terms: 180 + -60 = 120
-3x = 120

Divide each side by '-3'.
x = -40

Simplifying
x = -40

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