9=-(r/5)

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Solution for 9=-(r/5) equation: 



9=-(r/5)

We move all terms to the left:

9-(-(r/5))=0

We add all the numbers together, and all the variables

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

We multiply all the terms by the denominator


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



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

-(+r+9*5)

We add all the numbers together, and all the variables

-(r+45)

We get rid of parentheses

-r-45

We add all the numbers together, and all the variables

-1r-45

Back to the equation:

-(-1r-45)



We get rid of parentheses

1r+45=0

We add all the numbers together, and all the variables

r+45=0

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

r=-45

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