3(3r+11)=5(r+9)

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Solution for 3(3r+11)=5(r+9) equation: 



3(3r+11)=5(r+9)

We move all terms to the left:

3(3r+11)-(5(r+9))=0

We multiply parentheses

9r-(5(r+9))+33=0



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

5(r+9)

We multiply parentheses

5r+45

Back to the equation:

-(5r+45)



We get rid of parentheses

9r-5r-45+33=0

We add all the numbers together, and all the variables

4r-12=0

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

4r=12

r=12/4

r=3

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