-(9+7y)+7y=9

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Solution for -(9+7y)+7y=9 equation: 


Simplifying
-1(9 + 7y) + 7y = 9
(9 * -1 + 7y * -1) + 7y = 9
(-9 + -7y) + 7y = 9

Combine like terms: -7y + 7y = 0
-9 + 0 = 9
-9 = 9

Solving
-9 = 9

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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