5-12+7=

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Solution for 5-12+7= equation: 


Simplifying
5 + -12 + 7 = 0

Combine like terms: 5 + -12 = -7
-7 + 7 = 0

Combine like terms: -7 + 7 = 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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