-3n+18=-(-n-6)

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Solution for -3n+18=-(-n-6) equation:


Simplifying
-3n + 18 = -1(-1n + -6)

Reorder the terms:
18 + -3n = -1(-1n + -6)

Reorder the terms:
18 + -3n = -1(-6 + -1n)
18 + -3n = (-6 * -1 + -1n * -1)
18 + -3n = (6 + 1n)

Solving
18 + -3n = 6 + 1n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
18 + -3n + -1n = 6 + 1n + -1n

Combine like terms: -3n + -1n = -4n
18 + -4n = 6 + 1n + -1n

Combine like terms: 1n + -1n = 0
18 + -4n = 6 + 0
18 + -4n = 6

Add '-18' to each side of the equation.
18 + -18 + -4n = 6 + -18

Combine like terms: 18 + -18 = 0
0 + -4n = 6 + -18
-4n = 6 + -18

Combine like terms: 6 + -18 = -12
-4n = -12

Divide each side by '-4'.
n = 3

Simplifying
n = 3

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