7(2n+5)=8(5n+8)+9

Solution for 7(2n+5)=8(5n+8)+9 equation:

7(2n+5)=8(5n+8)+9

We move all terms to the left:

7(2n+5)-(8(5n+8)+9)=0

We multiply parentheses

14n-(8(5n+8)+9)+35=0


We calculate terms in parentheses: -(8(5n+8)+9), so:

8(5n+8)+9

We multiply parentheses

40n+64+9

We add all the numbers together, and all the variables

40n+73

Back to the equation:

-(40n+73)


We get rid of parentheses

14n-40n-73+35=0

We add all the numbers together, and all the variables

-26n-38=0

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

-26n=38

n=38/-26

n=-1+6/13