15-5n+3n=8-n-8n

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Solution for 15-5n+3n=8-n-8n equation:


Simplifying
15 + -5n + 3n = 8 + -1n + -8n

Combine like terms: -5n + 3n = -2n
15 + -2n = 8 + -1n + -8n

Combine like terms: -1n + -8n = -9n
15 + -2n = 8 + -9n

Solving
15 + -2n = 8 + -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.
15 + -2n + 9n = 8 + -9n + 9n

Combine like terms: -2n + 9n = 7n
15 + 7n = 8 + -9n + 9n

Combine like terms: -9n + 9n = 0
15 + 7n = 8 + 0
15 + 7n = 8

Add '-15' to each side of the equation.
15 + -15 + 7n = 8 + -15

Combine like terms: 15 + -15 = 0
0 + 7n = 8 + -15
7n = 8 + -15

Combine like terms: 8 + -15 = -7
7n = -7

Divide each side by '7'.
n = -1

Simplifying
n = -1

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