3(3n+n)=2(n+5)

Solution for 3(3n+n)=2(n+5) equation:

3(3n+n)=2(n+5)

We move all terms to the left:

3(3n+n)-(2(n+5))=0

We add all the numbers together, and all the variables

3(+4n)-(2(n+5))=0

We multiply parentheses

12n-(2(n+5))=0


We calculate terms in parentheses: -(2(n+5)), so:

2(n+5)

We multiply parentheses

2n+10

Back to the equation:

-(2n+10)


We get rid of parentheses

12n-2n-10=0

We add all the numbers together, and all the variables

10n-10=0

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

10n=10

n=10/10

n=1