document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=121765>Question 121765</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Here's my question: Bob invested $20,000, part at 14% and part at 13%. If the total interest at the end of the year is $2,720, how much did he invest at 14%? I got $11,000, but I don't think that's right. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #89404 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=89404\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> C1 +C2 = 20000\r<BR>\n" );
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document.write( "C1(0,14)+C2(0,13)=2720\r<BR>\n" );
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document.write( "then\r<BR>\n" );
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document.write( "(0,14)C1+(0,14)C2=2800<BR>\n" );
document.write( "-(0,14)C1-(0,13)C2=-2720\r<BR>\n" );
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document.write( "(0,01)C2=80 then C2=8000 and C1=12000\r<BR>\n" );
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document.write( " </SPAN>\n" );
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