7+n-n=

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Solution for 7+n-n= equation: 


Simplifying
7 + n + -1n = 0

Combine like terms: n + -1n = 0
7 + 0 = 0
7 = 0

Solving
7 = 0

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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