-1/5r=4/5

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Solution for -1/5r=4/5 equation: 



-1/5r=4/5

We move all terms to the left:

-1/5r-(4/5)=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-(+4/5)=0

We get rid of parentheses

-1/5r-4/5=0

We calculate fractions


=0

r=0/1

r=0

Równanie nie ma rozwiązania

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