3x+x-2x=180

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Solution for 3x+x-2x=180 equation: 


Simplifying
3x + x + -2x = 180

Combine like terms: 3x + x = 4x
4x + -2x = 180

Combine like terms: 4x + -2x = 2x
2x = 180

Solving
2x = 180

Solving for variable 'x'.

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

Divide each side by '2'.
x = 90

Simplifying
x = 90

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