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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