-11-9=13

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Solution for -11-9=13 equation: 


Simplifying
-11 + -9 = 13

Combine like terms: -11 + -9 = -20
-20 = 13

Solving
-20 = 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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