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(+3)+0+(5R)=15
We move all terms to the left:
(+3)+0+(5R)-(15)=0
determiningTheFunctionDomain 5R+0-15+(+3)=0
We add all the numbers together, and all the variables
5R+0-15+3=0
We add all the numbers together, and all the variables
5R-12=0
We move all terms containing R to the left, all other terms to the right
5R=12
R=12/5
R=2+2/5
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