SOLUTION: Roberto invested some money at 7% and then invested 5,000more than twice this amount at 9% his total annual income from the two investments was $3950. ow much was invested at 9%?
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Question 442412: Roberto invested some money at 7% and then invested 5,000more than twice this amount at 9% his total annual income from the two investments was $3950. ow much was invested at 9%?
