12n-9n=18

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Solution for 12n-9n=18 equation: 


Simplifying
12n + -9n = 18

Combine like terms: 12n + -9n = 3n
3n = 18

Solving
3n = 18

Solving for variable 'n'.

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

Divide each side by '3'.
n = 6

Simplifying
n = 6

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