3=8/r+6

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Solution for 3=8/r+6 equation: 



3=8/r+6

We move all terms to the left:

3-(8/r+6)=0



Domain of the equation: r+6)!=0

r∈R



We get rid of parentheses

-8/r-6+3=0

We multiply all the terms by the denominator


-6*r+3*r-8=0

We add all the numbers together, and all the variables

-3r-8=0

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

-3r=8

r=8/-3

r=-2+2/3

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