-7=12+3

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Solution for -7=12+3 equation: 


Simplifying
-7 = 12 + 3

Combine like terms: 12 + 3 = 15
-7 = 15

Solving
-7 = 15

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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