7+11=1/r

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Solution for 7+11=1/r equation: 



7+11=1/r

We move all terms to the left:

7+11-(1/r)=0



Domain of the equation: r)!=0

r!=0/1

r!=0

r∈R



We add all the numbers together, and all the variables

-(+1/r)+7+11=0

We add all the numbers together, and all the variables

-(+1/r)+18=0

We get rid of parentheses

-1/r+18=0

We multiply all the terms by the denominator


18*r-1=0

We add all the numbers together, and all the variables

18r-1=0

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

18r=1

r=1/18

r=1/18

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