4+5-12=0

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Solution for 4+5-12=0 equation: 


Simplifying
4 + 5 + -12 = 0

Combine like terms: 4 + 5 = 9
9 + -12 = 0

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

Solving
-3 = 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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