-17=9+3(r-4)

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Solution for -17=9+3(r-4) equation: 



-17=9+3(r-4)

We move all terms to the left:

-17-(9+3(r-4))=0



We calculate terms in parentheses: -(9+3(r-4)), so:

9+3(r-4)

determiningTheFunctionDomain
3(r-4)+9

We multiply parentheses

3r-12+9

We add all the numbers together, and all the variables

3r-3

Back to the equation:

-(3r-3)



We get rid of parentheses

-3r+3-17=0

We add all the numbers together, and all the variables

-3r-14=0

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

-3r=14

r=14/-3

r=-4+2/3

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