3(2n+6)=5n-12-n

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Solution for 3(2n+6)=5n-12-n equation:


Simplifying
3(2n + 6) = 5n + -12 + -1n

Reorder the terms:
3(6 + 2n) = 5n + -12 + -1n
(6 * 3 + 2n * 3) = 5n + -12 + -1n
(18 + 6n) = 5n + -12 + -1n

Reorder the terms:
18 + 6n = -12 + 5n + -1n

Combine like terms: 5n + -1n = 4n
18 + 6n = -12 + 4n

Solving
18 + 6n = -12 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
18 + 6n + -4n = -12 + 4n + -4n

Combine like terms: 6n + -4n = 2n
18 + 2n = -12 + 4n + -4n

Combine like terms: 4n + -4n = 0
18 + 2n = -12 + 0
18 + 2n = -12

Add '-18' to each side of the equation.
18 + -18 + 2n = -12 + -18

Combine like terms: 18 + -18 = 0
0 + 2n = -12 + -18
2n = -12 + -18

Combine like terms: -12 + -18 = -30
2n = -30

Divide each side by '2'.
n = -15

Simplifying
n = -15

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