9+6n=-3(n+6)

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


Simplifying
9 + 6n = -3(n + 6)

Reorder the terms:
9 + 6n = -3(6 + n)
9 + 6n = (6 * -3 + n * -3)
9 + 6n = (-18 + -3n)

Solving
9 + 6n = -18 + -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 + 6n + 3n = -18 + -3n + 3n

Combine like terms: 6n + 3n = 9n
9 + 9n = -18 + -3n + 3n

Combine like terms: -3n + 3n = 0
9 + 9n = -18 + 0
9 + 9n = -18

Add '-9' to each side of the equation.
9 + -9 + 9n = -18 + -9

Combine like terms: 9 + -9 = 0
0 + 9n = -18 + -9
9n = -18 + -9

Combine like terms: -18 + -9 = -27
9n = -27

Divide each side by '9'.
n = -3

Simplifying
n = -3

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