12+(-9)-(-2)-3=

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Solution for 12+(-9)-(-2)-3= equation: 


Simplifying
12 + (-9) + -1(-2) + -3 = 0
12 + -9 + -1(-2) + -3 = 0

Multiply -1 * -2
12 + -9 + 2 + -3 = 0

Combine like terms: 12 + -9 = 3
3 + 2 + -3 = 0

Combine like terms: 3 + 2 = 5
5 + -3 = 0

Combine like terms: 5 + -3 = 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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