3n+9=6-3n

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


Simplifying
3n + 9 = 6 + -3n

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

Solving
9 + 3n = 6 + -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.
9 + 3n + 3n = 6 + -3n + 3n

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

Combine like terms: -3n + 3n = 0
9 + 6n = 6 + 0
9 + 6n = 6

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

Combine like terms: 9 + -9 = 0
0 + 6n = 6 + -9
6n = 6 + -9

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

Divide each side by '6'.
n = -0.5

Simplifying
n = -0.5

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