5/r-9=8/r=+5

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Solution for 5/r-9=8/r=+5 equation: 



5/r-9=8/r=+5

We move all terms to the left:

5/r-9-(8/r)=0



Domain of the equation: r!=0

r∈R





Domain of the equation: r)!=0

r!=0/1

r!=0

r∈R



We add all the numbers together, and all the variables

5/r-(+8/r)-9=0

We get rid of parentheses

5/r-8/r-9=0

We multiply all the terms by the denominator


-9*r+5-8=0

We add all the numbers together, and all the variables

-9r-3=0

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

-9r=3

r=3/-9

r=-1/3

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