2(2n+1)-n=-13

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Solution for 2(2n+1)-n=-13 equation: 



2(2n+1)-n=-13

We move all terms to the left:

2(2n+1)-n-(-13)=0

We add all the numbers together, and all the variables

-1n+2(2n+1)+13=0

We multiply parentheses

-1n+4n+2+13=0

We add all the numbers together, and all the variables

3n+15=0

We move all terms containing n to the left, all other terms to the right

3n=-15

n=-15/3

n=-5

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