document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=139118>Question 139118</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Robin's company invested its profits of $52,700, part at 13.5% and part at 15%. the total annual yield on this investment was $7432.50. How much was invested at each rate? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #101485 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=101485\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .15X+.135(52,700-X)=7,432.50<BR>\n" );
document.write( ".15X+7,114.5-.135X=7,432.50<BR>\n" );
document.write( ".015X=7,432.50-7,114.50<BR>\n" );
document.write( ".015X=318<BR>\n" );
document.write( "X=318/.015<BR>\n" );
document.write( "X=21,200 ANSWER FOR THE AMOUNT INVESTED @ 15%.<BR>\n" );
document.write( "52,700-21,200=31,500 ANSWER FOR THE 13.5$ INVESTMENT.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( ".15*21,200+.135*31,500=7,432.50<BR>\n" );
document.write( "3,180+4,252.5=7,432.5<BR>\n" );
document.write( "7,432.5=7,432.5 </SPAN>\n" );
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