document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=981398>Question 981398</A>: <I><SPAN STYLE=\"word-break: break-all;\"> suppose you have $12,000 to invest. if part is invested at 10% and the rest at 15%, how much should be invested at each rate to yield 12% on the total amount invested? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #602387 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=602387\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x=invested at 10%<BR>\n" );
document.write( "12000-x=invested at 15%\r<BR>\n" );
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document.write( ".10x+ (.15)(12000-x)=1440 ;;  12% of the total amount is 12% of $12000.\r<BR>\n" );
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document.write( ".10x + 1800-.15x=1440<BR>\n" );
document.write( "-0.05x=-360<BR>\n" );
document.write( "x=7200\r<BR>\n" );
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document.write( "12000-x=4800\r<BR>\n" );
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document.write( "$7200 at 10%=$720<BR>\n" );
document.write( "$4800 at 15%=$720\r<BR>\n" );
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document.write( "That is $12000 earning $1440, and that is 12% </SPAN>\n" );
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