Question 117403
Let x be invested at 14% and 28000-x be invested at 9%.
.14x+.09(28000-x)=3370
.14x+2520-.09x=3370
.05x+2520-2520=3370-2520
.05x=850
.05x/.05=850/.05
x=$17,000
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Check
17000*.14+11000*.09=3370
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Ed