SOLUTION: Solve for R. I=E/R+r

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Question 721238: Solve for R. I=E/R+r
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for R. I=E/R+r
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I=E/R+r
I*(R + r) = E
IR + Ir = E
IR = E - Ir
R = (E - Ir)/I
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or
R = E/I - r