SOLUTION: How many years will it take $1000 invested at 7% interest to ear $280

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Question 1029774: How many years will it take $1000 invested at 7% interest to ear $280
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
Interest = Principal*Rate*Time
280 = 1,000*0.07*T Divide both sides by 1,000*0.07:
280/(1,000*0.07) = T
280/70 = T
T = 4 years