7-(-3)-12=

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Solution for 7-(-3)-12= equation: 


Simplifying
7 + -1(-3) + -12 = 0

Multiply -1 * -3
7 + 3 + -12 = 0

Combine like terms: 7 + 3 = 10
10 + -12 = 0

Combine like terms: 10 + -12 = -2
-2 = 0

Solving
-2 = 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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