2(1+7r)=9(6+3r)

Solution for 2(1+7r)=9(6+3r) equation:

2(1+7r)=9(6+3r)

We move all terms to the left:

2(1+7r)-(9(6+3r))=0

We add all the numbers together, and all the variables

2(7r+1)-(9(3r+6))=0

We multiply parentheses

14r-(9(3r+6))+2=0


We calculate terms in parentheses: -(9(3r+6)), so:

9(3r+6)

We multiply parentheses

27r+54

Back to the equation:

-(27r+54)


We get rid of parentheses

14r-27r-54+2=0

We add all the numbers together, and all the variables

-13r-52=0

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

-13r=52

r=52/-13

r=-4