7x-7x=12-4

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Solution for 7x-7x=12-4 equation: 


Simplifying
7x + -7x = 12 + -4

Combine like terms: 7x + -7x = 0
0 = 12 + -4

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

Solving
0 = 8

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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