-12=1+21

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Solution for -12=1+21 equation: 


Simplifying
-12 = 1 + 21

Combine like terms: 1 + 21 = 22
-12 = 22

Solving
-12 = 22

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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