dan invest a part of 17000 at 8% and the rest at 9%. if the annual investment is equal, how much did he invst at each rate?
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??????????????? "annual investment" ??????????? me assume yu meen interest... 1. x+y=17,000$... 2. 0.08x=0.09y... y=17,000-x... 0.08x=0.09(17,000-x)... 0.08x=1530 -0.09x... 0.17x=1530... x=1530/0.17... x=9,000$ y=8,000$
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