12+-1-3=

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Solution for 12+-1-3= equation: 


Simplifying
12 + -1 + -3 = 0

Combine like terms: 12 + -1 = 11
11 + -3 = 0

Combine like terms: 11 + -3 = 8
8 = 0

Solving
8 = 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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