n*6+18=n*8-12

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Solution for n*6+18=n*8-12 equation:


Simplifying
n * 6 + 18 = n * 8 + -12

Reorder the terms for easier multiplication:
6n + 18 = n * 8 + -12

Reorder the terms:
18 + 6n = n * 8 + -12

Reorder the terms for easier multiplication:
18 + 6n = 8n + -12

Reorder the terms:
18 + 6n = -12 + 8n

Solving
18 + 6n = -12 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
18 + 6n + -8n = -12 + 8n + -8n

Combine like terms: 6n + -8n = -2n
18 + -2n = -12 + 8n + -8n

Combine like terms: 8n + -8n = 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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