2+3/r=9

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Solution for 2+3/r=9 equation: 



2+3/r=9

We move all terms to the left:

2+3/r-(9)=0



Domain of the equation: r!=0

r∈R



We add all the numbers together, and all the variables

3/r-7=0

We multiply all the terms by the denominator


-7*r+3=0

We add all the numbers together, and all the variables

-7r+3=0

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

-7r=-3

r=-3/-7

r=3/7

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