-7-12=40

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Solution for -7-12=40 equation: 


Simplifying
-7 + -12 = 40

Combine like terms: -7 + -12 = -19
-19 = 40

Solving
-19 = 40

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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