-5+7-n=12-n

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Solution for -5+7-n=12-n equation: 


Simplifying
-5 + 7 + -1n = 12 + -1n

Combine like terms: -5 + 7 = 2
2 + -1n = 12 + -1n

Add 'n' to each side of the equation.
2 + -1n + n = 12 + -1n + n

Combine like terms: -1n + n = 0
2 + 0 = 12 + -1n + n
2 = 12 + -1n + n

Combine like terms: -1n + n = 0
2 = 12 + 0
2 = 12

Solving
2 = 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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