2/r=4+1/r

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Solution for 2/r=4+1/r equation: 



2/r=4+1/r

We move all terms to the left:

2/r-(4+1/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

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

We get rid of parentheses

2/r-1/r-4=0

We multiply all the terms by the denominator


-4*r+2-1=0

We add all the numbers together, and all the variables

-4r+1=0

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

-4r=-1

r=-1/-4

r=1/4

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