3x-12x=-180

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Solution for 3x-12x=-180 equation: 


Simplifying
3x + -12x = -180

Combine like terms: 3x + -12x = -9x
-9x = -180

Solving
-9x = -180

Solving for variable 'x'.

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

Divide each side by '-9'.
x = 20

Simplifying
x = 20

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