3n+3+9=6

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


Simplifying
3n + 3 + 9 = 6

Reorder the terms:
3 + 9 + 3n = 6

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

Solving
12 + 3n = 6

Solving for variable 'n'.

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

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

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

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

Divide each side by '3'.
n = -2

Simplifying
n = -2

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