3=(1+7n)

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



3=(1+7n)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -((7n+1)), so:

(7n+1)

We get rid of parentheses

7n+1

Back to the equation:

-(7n+1)



We get rid of parentheses

-7n-1+3=0

We add all the numbers together, and all the variables

-7n+2=0

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

-7n=-2

n=-2/-7

n=2/7

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