SOLUTION: The sum of $12,000 is invested, part at 12% interest and part at 8% interest. Twice as much money invested at 8% as at 12%. How much money was invested at each rate?

SOLUTION: The sum of $12,000 is invested, part at 12% interest and part at 8% interest. Twice as much money invested at 8% as at 12%. How much money was invested at each rate?

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Question 885092: The sum of $12,000 is invested, part at 12% interest and part at 8% interest.
Twice as much money invested at 8% as at 12%. How much money was invested at each rate?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x+2x=12000
3x=12000
x=4000
2x=8000
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