3(-9)-(-13)=

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Solution for 3(-9)-(-13)= equation: 


Simplifying
3(-9) + -1(-13) = 0

Multiply 3 * -9
-27 + -1(-13) = 0

Multiply -1 * -13
-27 + 13 = 0

Combine like terms: -27 + 13 = -14
-14 = 0

Solving
-14 = 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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