SOLUTION: The amount of an investment of P dollars for t years at simple interest rate r is given by A=P+Prt. A. Rewrite this formula by factoring out the greatest common factor on the rig

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Question 177882: The amount of an investment of P dollars for t years at simple interest rate r is given by A=P+Prt.
A. Rewrite this formula by factoring out the greatest common factor on the right hand side.
B. Find A if $8300 is invested for 3 years ata simple interest rate of 15%. I need help please. I do not understand this problem. Thanks, Judy
Answer by MathTherapy(10553) About Me  (Show Source):
You can put this solution on YOUR website!

Part A
A = P + Prt
A = P(1 + rt)
This may be the answer to Part A, but if the question is asking you to find P, then P=A%2F%281%2Brt%29

Part B
A = P + Prt
A = 8,300 + (8,300 x .15 x 3) = 8,300 + 3,735 = $12,035