document.write( "Question 389903: Mr. Baum invested $8000, a part at 4% aand the rest at 9% the total annual income was $495. Find the amount invested at each rate \n" ); document.write( "
Algebra.Com's Answer #276442 by rfer(16322)\"\" \"About 
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0.04x+0.09(8000-x)=495
\n" ); document.write( "0.04x+720-0.09x=495
\n" ); document.write( "-0.05x=-225
\n" ); document.write( "x=$4,500
\n" ); document.write( "8000-x=$3,500
\n" ); document.write( "
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