2=6/(5-r)

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Solution for 2=6/(5-r) equation:



2=6/(5-r)
We move all terms to the left:
2-(6/(5-r))=0
Domain of the equation: (5-r))!=0
We move all terms containing r to the left, all other terms to the right
-r)!=-5
r!=-5/1
r!=-5
r∈R
We add all the numbers together, and all the variables
-(6/(-1r+5))+2=0
We multiply all the terms by the denominator
-(6+2*(-1r+5))=0
We calculate terms in parentheses: -(6+2*(-1r+5)), so:
6+2*(-1r+5)
determiningTheFunctionDomain 2*(-1r+5)+6
We multiply parentheses
-2r+10+6
We add all the numbers together, and all the variables
-2r+16
Back to the equation:
-(-2r+16)
We get rid of parentheses
2r-16=0
We move all terms containing r to the left, all other terms to the right
2r=16
r=16/2
r=8

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