90+18+x=180

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Solution for 90+18+x=180 equation: 


Simplifying
90 + 18 + x = 180

Combine like terms: 90 + 18 = 108
108 + x = 180

Solving
108 + x = 180

Solving for variable 'x'.

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

Add '-108' to each side of the equation.
108 + -108 + x = 180 + -108

Combine like terms: 108 + -108 = 0
0 + x = 180 + -108
x = 180 + -108

Combine like terms: 180 + -108 = 72
x = 72

Simplifying
x = 72

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