34-9r=-7(2r+3)

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Solution for 34-9r=-7(2r+3) equation: 



34-9r=-7(2r+3)

We move all terms to the left:

34-9r-(-7(2r+3))=0



We calculate terms in parentheses: -(-7(2r+3)), so:

-7(2r+3)

We multiply parentheses

-14r-21

Back to the equation:

-(-14r-21)



We get rid of parentheses

-9r+14r+21+34=0

We add all the numbers together, and all the variables

5r+55=0

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

5r=-55

r=-55/5

r=-11

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