-3(n+7)=5(n+1)

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Solution for -3(n+7)=5(n+1) equation: 



-3(n+7)=5(n+1)

We move all terms to the left:

-3(n+7)-(5(n+1))=0

We multiply parentheses

-3n-(5(n+1))-21=0



We calculate terms in parentheses: -(5(n+1)), so:

5(n+1)

We multiply parentheses

5n+5

Back to the equation:

-(5n+5)



We get rid of parentheses

-3n-5n-5-21=0

We add all the numbers together, and all the variables

-8n-26=0

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

-8n=26

n=26/-8

n=-3+1/4

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