7c-7c=45

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Solution for 7c-7c=45 equation: 


Simplifying
7c + -7c = 45

Combine like terms: 7c + -7c = 0
0 = 45

Solving
0 = 45

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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