document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=135270>Question 135270</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Kaufman Financial Corp makes investments for corporate clients. It makes an investment of $3700 for 1 year at simple interest, yielding $297. Part of the money is invested at 7% and the rest 9%. How much was invested at each rate? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #99116 by </B><A HREF=/tutors/aboutme.mpl?userid=vleith><B>vleith(2983)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=vleith><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=99116\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Given: 3700 initial value. Part is invested at 7%, the rest at 9%. The resulting interest is 297.\r<BR>\n" );
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document.write( "Let x be that part of the initial value invested at 7%. Then (3700-x) is the part invested at 9%.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2A0.07+%2B+%283700-x%29%2A0.09+=+297 ALIGN=MIDDLE  ALT=\"x%2A0.07+%2B+%283700-x%29%2A0.09+=+297\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.07x+%2B+333+-+0.09x+=+297 ALIGN=MIDDLE  ALT=\"0.07x+%2B+333+-+0.09x+=+297\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-.02x+%2B+333+=+297 ALIGN=MIDDLE  ALT=\"-.02x+%2B+333+=+297\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-0.02x+=+-36 ALIGN=MIDDLE  ALT=\"+-0.02x+=+-36\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1800+=+x+ ALIGN=MIDDLE  ALT=\"1800+=+x+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "1800 is invested at 7%, 1900 at 9%\r<BR>\n" );
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document.write( "Check your answer. (1800*.07 + 1900*0.09) = 297 Check! </SPAN>\n" );
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