4+(-12)-1=

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Solution for 4+(-12)-1= equation: 


Simplifying
4 + (-12) + -1 = 0
4 + -12 + -1 = 0

Combine like terms: 4 + -12 = -8
-8 + -1 = 0

Combine like terms: -8 + -1 = -9
-9 = 0

Solving
-9 = 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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