document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=683103>Question 683103</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Melody has $45,000 to invest and wishes to<BR>\n" );
document.write( "receive an annual income of $4290 from this<BR>\n" );
document.write( "money. She has chosen investments that pay<BR>\n" );
document.write( "5%, 8%, and 12% simple interest. Melody<BR>\n" );
document.write( "wants to have the amount invested at 12% to<BR>\n" );
document.write( "be double the amount invested at 8%. How<BR>\n" );
document.write( "much should she invest 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 #423472 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=423472\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Total money $45,000 \r<BR>\n" );
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document.write( " annual income of $4290 from this money. \r<BR>\n" );
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document.write( "5%,(45000-3x)\r<BR>\n" );
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document.write( " 8%,,----------------x\r<BR>\n" );
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document.write( " and 12% ------------2x  (double of x)\r<BR>\n" );
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document.write( " equate the interest\r<BR>\n" );
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document.write( "(45000-3x)*5% +8%x+12%(2x)=4290\r<BR>\n" );
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document.write( "multiply by 100\r<BR>\n" );
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document.write( "(45000-3x)*5 +8x+12(2x)=4290*100\r<BR>\n" );
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document.write( "225000-15x+8x+24x=429000\r<BR>\n" );
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document.write( "17x= 429000-225000\r<BR>\n" );
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document.write( "17x=204000<BR>\n" );
document.write( "/17<BR>\n" );
document.write( "x=204000/17\r<BR>\n" );
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document.write( "x=12000  nvestment @ 8%\r<BR>\n" );
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document.write( "Now you can calculate the other amounts </SPAN>\n" );
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