4=(r/7)

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Solution for 4=(r/7) equation: 



4=(r/7)

We move all terms to the left:

4-((r/7))=0

We add all the numbers together, and all the variables

-((+r/7))+4=0

We multiply all the terms by the denominator


-((+r+4*7))=0



We calculate terms in parentheses: -((+r+4*7)), so:

(+r+4*7)

We add all the numbers together, and all the variables

(r+28)

We get rid of parentheses

r+28

Back to the equation:

-(r+28)



We get rid of parentheses

-r-28=0

We add all the numbers together, and all the variables

-1r-28=0

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

-r=28

r=28/-1

r=-28

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