document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1207744>Question 1207744</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A coffee manufacturer wants to market a new blend of coffee that sells for $3.90 per pound by mixing two coffees that sell for $2.75 and $5 per pound,respectively.What amounts of each coffee should be blended to obtain the desired mixture? \r<BR>\n" );
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document.write( "[Hint:Assume that the total weight of the desired blend is 100 pounds.]\r<BR>\n" );
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document.write( "Let me see.\r<BR>\n" );
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document.write( "Let x = one type of coffee\r<BR>\n" );
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document.write( "Let y = another type of coffee\r<BR>\n" );
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document.write( "Here is my set up:\r<BR>\n" );
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document.write( "a + b = 100<BR>\n" );
document.write( "2.75a + 5.00b = 100(3.90)\r<BR>\n" );
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document.write( "Is this correct?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #845785 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39616)</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=845785\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "                   PRICE        POUNDS           COST\r\n" );
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document.write( "lowpriced           2.75        100-h           2.75(100-h)\r\n" );
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document.write( "highpriced          5             h             5h\r\n" );
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document.write( "result              3.9         100             5h+2.75(100-h)\r\n" );
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document.write( "Using h for the amount of the $5 per pound coffee, ....\r<BR>\n" );
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document.write( "This equation formed:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3.9%2A100=5h%2B2.75h%28100-h%29 ALIGN=MIDDLE  ALT=\"3.9%2A100=5h%2B2.75h%28100-h%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >;<BR>\n" );
document.write( "Solve for h, and evaluate 100-h.\r<BR>\n" );
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document.write( "----\r<BR>\n" );
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document.write( "You already knew what to do. </SPAN>\n" );
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