3x-3x=12

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Solution for 3x-3x=12 equation: 


Simplifying
3x + -3x = 12

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

Solving
0 = 12

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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