-13=-15-7

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Solution for -13=-15-7 equation: 


Simplifying
-13 = -15 + -7

Combine like terms: -15 + -7 = -22
-13 = -22

Solving
-13 = -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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