-1/5r=8/20

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Solution for -1/5r=8/20 equation: 



-1/5r=8/20

We move all terms to the left:

-1/5r-(8/20)=0



Domain of the equation: 5r!=0

r!=0/5

r!=0

r∈R



We add all the numbers together, and all the variables

-1/5r-(+8/20)=0

We get rid of parentheses

-1/5r-8/20=0

We calculate fractions

There is no solution for this equation

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