SOLUTION: P=(R-E)/R R=

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Question 595945: P=(R-E)/R
R=
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
P=(R-E)/R

multiplying by R ___ PR = R - E

subtracting R ___ PR - R = -E

factoring ___ R(P - 1) = -E

dividing by P-1 ___ R = -E / (P - 1) ___ R = E / (1 - P)