2n-6+7n-6=9n

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Solution for 2n-6+7n-6=9n equation:


Simplifying
2n + -6 + 7n + -6 = 9n

Reorder the terms:
-6 + -6 + 2n + 7n = 9n

Combine like terms: -6 + -6 = -12
-12 + 2n + 7n = 9n

Combine like terms: 2n + 7n = 9n
-12 + 9n = 9n

Add '-9n' to each side of the equation.
-12 + 9n + -9n = 9n + -9n

Combine like terms: 9n + -9n = 0
-12 + 0 = 9n + -9n
-12 = 9n + -9n

Combine like terms: 9n + -9n = 0
-12 = 0

Solving
-12 = 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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