3(7r-4)=-34-9r

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Solution for 3(7r-4)=-34-9r equation: 



3(7r-4)=-34-9r

We move all terms to the left:

3(7r-4)-(-34-9r)=0

We add all the numbers together, and all the variables

3(7r-4)-(-9r-34)=0

We multiply parentheses

21r-(-9r-34)-12=0

We get rid of parentheses

21r+9r+34-12=0

We add all the numbers together, and all the variables

30r+22=0

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

30r=-22

r=-22/30

r=-11/15

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