-6-7=-13

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Solution for -6-7=-13 equation: 


Simplifying
-6 + -7 = -13

Combine like terms: -6 + -7 = -13
-13 = -13

Add '13' to each side of the equation.
-13 + 13 = -13 + 13

Combine like terms: -13 + 13 = 0
0 = -13 + 13

Combine like terms: -13 + 13 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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