7y+9=7y-6

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Solution for 7y+9=7y-6 equation: 


Simplifying
7y + 9 = 7y + -6

Reorder the terms:
9 + 7y = 7y + -6

Reorder the terms:
9 + 7y = -6 + 7y

Add '-7y' to each side of the equation.
9 + 7y + -7y = -6 + 7y + -7y

Combine like terms: 7y + -7y = 0
9 + 0 = -6 + 7y + -7y
9 = -6 + 7y + -7y

Combine like terms: 7y + -7y = 0
9 = -6 + 0
9 = -6

Solving
9 = -6

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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