6-12=18

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Solution for 6-12=18 equation: 


Simplifying
6 + -12 = 18

Combine like terms: 6 + -12 = -6
-6 = 18

Solving
-6 = 18

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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