7n-9n=12

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Solution for 7n-9n=12 equation: 


Simplifying
7n + -9n = 12

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

Solving
-2n = 12

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Divide each side by '-2'.
n = -6

Simplifying
n = -6

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