7n=12+3n

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Solution for 7n=12+3n equation: 


Simplifying
7n = 12 + 3n

Solving
7n = 12 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
7n + -3n = 12 + 3n + -3n

Combine like terms: 7n + -3n = 4n
4n = 12 + 3n + -3n

Combine like terms: 3n + -3n = 0
4n = 12 + 0
4n = 12

Divide each side by '4'.
n = 3

Simplifying
n = 3

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