1-8n-9=

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Solution for 1-8n-9= equation: 


Simplifying
1 + -8n + -9 = 0

Reorder the terms:
1 + -9 + -8n = 0

Combine like terms: 1 + -9 = -8
-8 + -8n = 0

Solving
-8 + -8n = 0

Solving for variable 'n'.

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

Add '8' to each side of the equation.
-8 + 8 + -8n = 0 + 8

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

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

Divide each side by '-8'.
n = -1

Simplifying
n = -1

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