3+9n=12+6n

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Solution for 3+9n=12+6n equation:


Simplifying
3 + 9n = 12 + 6n

Solving
3 + 9n = 12 + 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
3 + 9n + -6n = 12 + 6n + -6n

Combine like terms: 9n + -6n = 3n
3 + 3n = 12 + 6n + -6n

Combine like terms: 6n + -6n = 0
3 + 3n = 12 + 0
3 + 3n = 12

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

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

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

Divide each side by '3'.
n = 3

Simplifying
n = 3

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