word problem

tam67

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Oct 15, 2009
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Roberto invested some money at 7%, and then invested $2000more than twice this amount at 9%. His total annual income from the two investments was $2930. How much was invested at 9%?
 
x = amount invested at 7%
.07(x) + .09(2x + 2000) = 2930

OK??
 
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