12n-84=5n

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Solution for 12n-84=5n equation:


Simplifying
12n + -84 = 5n

Reorder the terms:
-84 + 12n = 5n

Solving
-84 + 12n = 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
-84 + 12n + -5n = 5n + -5n

Combine like terms: 12n + -5n = 7n
-84 + 7n = 5n + -5n

Combine like terms: 5n + -5n = 0
-84 + 7n = 0

Add '84' to each side of the equation.
-84 + 84 + 7n = 0 + 84

Combine like terms: -84 + 84 = 0
0 + 7n = 0 + 84
7n = 0 + 84

Combine like terms: 0 + 84 = 84
7n = 84

Divide each side by '7'.
n = 12

Simplifying
n = 12

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