document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=772704>Question 772704</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 21 kg of Brand M Cinnamon was made by combining 9 kg of Indonesian cinnamon which costs $16/kg with 12 kg of Thai cinnamon which costs $9/kg. Find the cost per kg of the mixture. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #471066 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=471066\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is just like a concentration mixture problem in which the strength or concentration is units of Dollars per Kilogram, instead of \"percent\".\r<BR>\n" );
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document.write( "L = 9 dollars per kg, Thai<BR>\n" );
document.write( "H = 16 dollars per kg, Indonesian<BR>\n" );
document.write( "t= unknown price of mixture<BR>\n" );
document.write( "M = 21 kg. mixture<BR>\n" );
document.write( "U = 12 kg. of Thai<BR>\n" );
document.write( "V = 9 kg. of Indonesian\r<BR>\n" );
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document.write( "Equations to Create the System:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28%28LU%2BHV%29%2FM=t%29 ALIGN=MIDDLE  ALT=\"highlight%28%28LU%2BHV%29%2FM=t%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=U%2BV=M ALIGN=MIDDLE  ALT=\"U%2BV=M\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "but we only need the rational equation and t is already solved.\r<BR>\n" );
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document.write( "Just substitute the known values and compute t.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28%289%2A12%2B16%2A9%29%2F21=t%29 ALIGN=MIDDLE  ALT=\"highlight%28%289%2A12%2B16%2A9%29%2F21=t%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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