90-x+90+x=180

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Solution for 90-x+90+x=180 equation: 


Simplifying
90 + -1x + 90 + x = 180

Reorder the terms:
90 + 90 + -1x + x = 180

Combine like terms: 90 + 90 = 180
180 + -1x + x = 180

Combine like terms: -1x + x = 0
180 + 0 = 180
180 = 180

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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