3n+6+3n=

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


Simplifying
3n + 6 + 3n = 0

Reorder the terms:
6 + 3n + 3n = 0

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

Solving
6 + 6n = 0

Solving for variable 'n'.

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

Add '-6' to each side of the equation.
6 + -6 + 6n = 0 + -6

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

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

Divide each side by '6'.
n = -1

Simplifying
n = -1

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