document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=907477>Question 907477</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose you invest $15000 at 6%. How much additional money should you invest at 4% to produce a yield of 5.5% on the entire amount invested?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #550434 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=550434\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> one  investment all 3 rates<BR>\n" );
document.write( "0.06*15000+0.04(x)=0.055(15000+x)<BR>\n" );
document.write( "Multiply out.<BR>\n" );
document.write( "900+0.04(x)=825.0+0.055x<BR>\n" );
document.write( "combine like terms<BR>\n" );
document.write( "-0.015x=-75.0<BR>\n" );
document.write( "isolate x<BR>\n" );
document.write( "x=-75.0/-0.015<BR>\n" );
document.write( "Divide<BR>\n" );
document.write( "x=5000.0<BR>\n" );
document.write( "check<BR>\n" );
document.write( "0.06*15000+0.04(x)=0.055(15000+x)<BR>\n" );
document.write( "900+0.04*5000=0.055(15000+5000)<BR>\n" );
document.write( "900+200=0.055(20000)<BR>\n" );
document.write( "1100=1100.0<BR>\n" );
document.write( "ok<BR>\n" );
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