5+7+-7=

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Solution for 5+7+-7= equation: 


Simplifying
5 + 7 + -7 = 0

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

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

Solving
5 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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