-7n-3+7n+9=

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Solution for -7n-3+7n+9= equation: 


Simplifying
-7n + -3 + 7n + 9 = 0

Reorder the terms:
-3 + 9 + -7n + 7n = 0

Combine like terms: -3 + 9 = 6
6 + -7n + 7n = 0

Combine like terms: -7n + 7n = 0
6 + 0 = 0
6 = 0

Solving
6 = 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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