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2538=2437(1+5/9r)
We move all terms to the left:
2538-(2437(1+5/9r))=0
Domain of the equation: 9r))!=0We add all the numbers together, and all the variables
r!=0/1
r!=0
r∈R
-(2437(5/9r+1))+2538=0
We multiply all the terms by the denominator
-(2437(5+2538*9r+1))=0
We calculate terms in parentheses: -(2437(5+2538*9r+1)), so:We get rid of parentheses
2437(5+2538*9r+1)
We add all the numbers together, and all the variables
2437(2538*9r+6)
We multiply parentheses
55665954r+14622
Back to the equation:
-(55665954r+14622)
-55665954r-14622=0
We move all terms containing r to the left, all other terms to the right
-55665954r=14622
r=14622/-55665954
r=-1/3807
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