4-12+12=20

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Solution for 4-12+12=20 equation: 


Simplifying
4 + -12 + 12 = 20

Combine like terms: 4 + -12 = -8
-8 + 12 = 20

Combine like terms: -8 + 12 = 4
4 = 20

Solving
4 = 20

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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