(5r+30)/20=(5r-30)/5

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Solution for (5r+30)/20=(5r-30)/5 equation: 



(5r+30)/20=(5r-30)/5

We move all terms to the left:

(5r+30)/20-((5r-30)/5)=0

We calculate fractions


5r/()+(-((5r-30)*20)/()=0



We calculate terms in parentheses: +(-((5r-30)*20)/(), so:

-((5r-30)*20)/(

We multiply all the terms by the denominator


-((5r-30)*20)



We calculate terms in parentheses: -((5r-30)*20), so:

(5r-30)*20

We multiply parentheses

100r-600

Back to the equation:

-(100r-600)



We get rid of parentheses

-100r+600

Back to the equation:

+(-100r+600)



We get rid of parentheses

5r/()-100r+600=0

We multiply all the terms by the denominator


5r-100r*()+600*()=0

We add all the numbers together, and all the variables

5r-100r*()=0

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