9u+7-9u+8=

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Solution for 9u+7-9u+8= equation: 


Simplifying
9u + 7 + -9u + 8 = 0

Reorder the terms:
7 + 8 + 9u + -9u = 0

Combine like terms: 7 + 8 = 15
15 + 9u + -9u = 0

Combine like terms: 9u + -9u = 0
15 + 0 = 0
15 = 0

Solving
15 = 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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