-13-9+12=

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Solution for -13-9+12= equation: 


Simplifying
-13 + -9 + 12 = 0

Combine like terms: -13 + -9 = -22
-22 + 12 = 0

Combine like terms: -22 + 12 = -10
-10 = 0

Solving
-10 = 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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