-3(-n)-7=1+n

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Solution for -3(-n)-7=1+n equation: 



-3(-n)-7=1+n

We move all terms to the left:

-3(-n)-7-(1+n)=0

We add all the numbers together, and all the variables

-3(-1n)-(n+1)-7=0

We multiply parentheses

3n-(n+1)-7=0

We get rid of parentheses

3n-n-1-7=0

We add all the numbers together, and all the variables

2n-8=0

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

2n=8

n=8/2

n=4

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