1+n-8n=-20

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Solution for 1+n-8n=-20 equation: 


Simplifying
1 + n + -8n = -20

Combine like terms: n + -8n = -7n
1 + -7n = -20

Solving
1 + -7n = -20

Solving for variable 'n'.

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

Add '-1' to each side of the equation.
1 + -1 + -7n = -20 + -1

Combine like terms: 1 + -1 = 0
0 + -7n = -20 + -1
-7n = -20 + -1

Combine like terms: -20 + -1 = -21
-7n = -21

Divide each side by '-7'.
n = 3

Simplifying
n = 3

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