12n=9n+84

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Solution for 12n=9n+84 equation: 


Simplifying
12n = 9n + 84

Reorder the terms:
12n = 84 + 9n

Solving
12n = 84 + 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.
12n + -9n = 84 + 9n + -9n

Combine like terms: 12n + -9n = 3n
3n = 84 + 9n + -9n

Combine like terms: 9n + -9n = 0
3n = 84 + 0
3n = 84

Divide each side by '3'.
n = 28

Simplifying
n = 28

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