-18=-3n-6n

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Solution for -18=-3n-6n equation:


Simplifying
-18 = -3n + -6n

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

Solving
-18 = -9n

Solving for variable 'n'.

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

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

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

Add '18' to each side of the equation.
-18 + 18 + 9n = 0 + 18

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

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

Divide each side by '9'.
n = 2

Simplifying
n = 2

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