x+31+90=180

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Solution for x+31+90=180 equation: 


Simplifying
x + 31 + 90 = 180

Reorder the terms:
31 + 90 + x = 180

Combine like terms: 31 + 90 = 121
121 + x = 180

Solving
121 + x = 180

Solving for variable 'x'.

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

Add '-121' to each side of the equation.
121 + -121 + x = 180 + -121

Combine like terms: 121 + -121 = 0
0 + x = 180 + -121
x = 180 + -121

Combine like terms: 180 + -121 = 59
x = 59

Simplifying
x = 59

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