12+8n-n=-4-n

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Solution for 12+8n-n=-4-n equation:


Simplifying
12 + 8n + -1n = -4 + -1n

Combine like terms: 8n + -1n = 7n
12 + 7n = -4 + -1n

Solving
12 + 7n = -4 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
12 + 7n + n = -4 + -1n + n

Combine like terms: 7n + n = 8n
12 + 8n = -4 + -1n + n

Combine like terms: -1n + n = 0
12 + 8n = -4 + 0
12 + 8n = -4

Add '-12' to each side of the equation.
12 + -12 + 8n = -4 + -12

Combine like terms: 12 + -12 = 0
0 + 8n = -4 + -12
8n = -4 + -12

Combine like terms: -4 + -12 = -16
8n = -16

Divide each side by '8'.
n = -2

Simplifying
n = -2

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