7(3n+3)=9(8n+3)+9

Solution for 7(3n+3)=9(8n+3)+9 equation:

7(3n+3)=9(8n+3)+9

We move all terms to the left:

7(3n+3)-(9(8n+3)+9)=0

We multiply parentheses

21n-(9(8n+3)+9)+21=0


We calculate terms in parentheses: -(9(8n+3)+9), so:

9(8n+3)+9

We multiply parentheses

72n+27+9

We add all the numbers together, and all the variables

72n+36

Back to the equation:

-(72n+36)


We get rid of parentheses

21n-72n-36+21=0

We add all the numbers together, and all the variables

-51n-15=0

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

-51n=15

n=15/-51

n=-5/17