7+2+x=180

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Solution for 7+2+x=180 equation: 


Simplifying
7 + 2 + x = 180

Combine like terms: 7 + 2 = 9
9 + x = 180

Solving
9 + x = 180

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + x = 180 + -9

Combine like terms: 9 + -9 = 0
0 + x = 180 + -9
x = 180 + -9

Combine like terms: 180 + -9 = 171
x = 171

Simplifying
x = 171

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