8/1=r/9

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Solution for 8/1=r/9 equation: 



8/1=r/9

We move all terms to the left:

8/1-(r/9)=0

We add all the numbers together, and all the variables

-(+r/9)+8/1=0

We add all the numbers together, and all the variables

-(+r/9)=0

We get rid of parentheses

-r/9=0

We multiply all the terms by the denominator


-r=0

r=0/-1

r=0

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