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r+28/5=2
We move all terms to the left:
r+28/5-(2)=0
determiningTheFunctionDomain r-2+28/5=0
We multiply all the terms by the denominator
r*5+28-2*5=0
We add all the numbers together, and all the variables
r*5+18=0
Wy multiply elements
5r+18=0
We move all terms containing r to the left, all other terms to the right
5r=-18
r=-18/5
r=-3+3/5
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