-n+9-2n-1=13

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Solution for -n+9-2n-1=13 equation: 


Simplifying
-1n + 9 + -2n + -1 = 13

Reorder the terms:
9 + -1 + -1n + -2n = 13

Combine like terms: 9 + -1 = 8
8 + -1n + -2n = 13

Combine like terms: -1n + -2n = -3n
8 + -3n = 13

Solving
8 + -3n = 13

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 + -3n = 13 + -8

Combine like terms: 8 + -8 = 0
0 + -3n = 13 + -8
-3n = 13 + -8

Combine like terms: 13 + -8 = 5
-3n = 5

Divide each side by '-3'.
n = -1.666666667

Simplifying
n = -1.666666667

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