-4+15=-13

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Solution for -4+15=-13 equation: 


Simplifying
-4 + 15 = -13

Combine like terms: -4 + 15 = 11
11 = -13

Solving
11 = -13

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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