n+1=7-n

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Solution for n+1=7-n equation: 



n+1=7-n

We move all terms to the left:

n+1-(7-n)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

n+1n-7+1=0

We add all the numbers together, and all the variables

2n-6=0

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

2n=6

n=6/2

n=3

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