document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=180188>Question 180188</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A home-made lefsa enterprise estimates that they can sell 30 dozen lefsa at $3.00 per dozen and 25 dozen lefsa at $4.00 per dozen. write a linear equation for the amount of lefsa sold in terms of the price per dozen. use your equation to approximate the amount of lefsa sold at $5.00 per dozen.\r<BR>\n" );
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document.write( "thanks for helping me on this!!  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #135042 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=135042\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A home-made lefsa enterprise estimates that they can sell 30 dozen lefsa at $3.00 per dozen and 25 dozen lefsa at $4.00 per dozen. write a linear equation for the amount of lefsa sold in terms of the price per dozen. use your equation to approximate the amount of lefsa sold at $5.00 per dozen. <BR>\n" );
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document.write( "You have two points of the form (price,lefsa)<BR>\n" );
document.write( "They have (3,30) and (4,25)<BR>\n" );
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document.write( "m = (25-30)/(4-3) = -5<BR>\n" );
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document.write( "You have m=-5 and y = 25 when x = 4; solve for b in the form y = mx + b<BR>\n" );
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document.write( "25 = -5*4 + b<BR>\n" );
document.write( "b = 45<BR>\n" );
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document.write( "lefsa(in dozens) = -5(price) + 45\r<BR>\n" );
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document.write( "lefsa($5) = -5*5 + 45<BR>\n" );
document.write( "lefsa($5) = 20 dozen<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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