1-3n-1=9

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Solution for 1-3n-1=9 equation: 


Simplifying
1 + -3n + -1 = 9

Reorder the terms:
1 + -1 + -3n = 9

Combine like terms: 1 + -1 = 0
0 + -3n = 9
-3n = 9

Solving
-3n = 9

Solving for variable 'n'.

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

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

Simplifying
n = -3

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