30=(r/5-3)

Solution for 30=(r/5-3) equation:

30=(r/5-3)

We move all terms to the left:

30-((r/5-3))=0

We multiply all the terms by the denominator


-((r+30*5-3))=0


We calculate terms in parentheses: -((r+30*5-3)), so:

(r+30*5-3)

We add all the numbers together, and all the variables

(r+147)

We get rid of parentheses

r+147

Back to the equation:

-(r+147)


We get rid of parentheses

-r-147=0

We add all the numbers together, and all the variables

-1r-147=0

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

-r=147

r=147/-1

r=-147