7=63/r

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Solution for 7=63/r equation: 



7=63/r

We move all terms to the left:

7-(63/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

-(+63/r)+7=0

We get rid of parentheses

-63/r+7=0

We multiply all the terms by the denominator


7*r-63=0

We add all the numbers together, and all the variables

7r-63=0

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

7r=63

r=63/7

r=9

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