SOLUTION: Help me Solve.... A=P(1+nr) solver for r

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Question 31268: Help me Solve....
A=P(1+nr) solver for r
Answer by mukhopadhyay(490) About Me  (Show Source):
You can put this solution on YOUR website!
A=P(1+nr)
=>P(1+nr)=A
=>(1+nr)=A/P (put restriction P not= 0)
=>1+nr=A/P
=>nr=(A/P)-1
=>r=(1/n)[(A/P)-1] (put restriction n not= 0)
=>r=(1/n)[(A-P)/P]
Answer: r=(A-P)/nP