6n-9=6n+9

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Solution for 6n-9=6n+9 equation: 


Simplifying
6n + -9 = 6n + 9

Reorder the terms:
-9 + 6n = 6n + 9

Reorder the terms:
-9 + 6n = 9 + 6n

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

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

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