12+2x+90=180

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Solution for 12+2x+90=180 equation: 


Simplifying
12 + 2x + 90 = 180

Reorder the terms:
12 + 90 + 2x = 180

Combine like terms: 12 + 90 = 102
102 + 2x = 180

Solving
102 + 2x = 180

Solving for variable 'x'.

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

Add '-102' to each side of the equation.
102 + -102 + 2x = 180 + -102

Combine like terms: 102 + -102 = 0
0 + 2x = 180 + -102
2x = 180 + -102

Combine like terms: 180 + -102 = 78
2x = 78

Divide each side by '2'.
x = 39

Simplifying
x = 39

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