document.write( "Question 96342: If you have $8000 to invest for college and you are investing part at 7% interest and part at 5% interest, how much should you invest at each rate in order to get $500 in interest after one year? \n" ); document.write( "
Algebra.Com's Answer #70311 by scott8148(6628)\"\" \"About 
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x(7%)+(8000-x)(5%)=500 ... .07x+400-.05x=500 ... .02x=100 ... x=5000 ... 8000-x=3000 \n" ); document.write( "
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