3n=108-9n

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Solution for 3n=108-9n equation: 


Simplifying
3n = 108 + -9n

Solving
3n = 108 + -9n

Solving for variable 'n'.

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

Add '9n' to each side of the equation.
3n + 9n = 108 + -9n + 9n

Combine like terms: 3n + 9n = 12n
12n = 108 + -9n + 9n

Combine like terms: -9n + 9n = 0
12n = 108 + 0
12n = 108

Divide each side by '12'.
n = 9

Simplifying
n = 9

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