document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1067113>Question 1067113</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 	<BR>\n" );
document.write( "A pool company has learned&#8203; that, by pricing a newly released noodle at &#8203;$3&#8203;, <BR>\n" );
document.write( "sales will reach 15,000 noodles per day during the summer. Raising the price to &#8203;$5 will cause the sales to fall to 13,000 noodles per day.&#8203; [Hint: The line must pass through &#8203;(3,15000&#8203;) and &#8203;(5,13000).]\r<BR>\n" );
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document.write( "a. Assume that the relationship between sales price and number of noodles sold is linear and write an equation describing this relationship.\r<BR>\n" );
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document.write( "B. Predict the daily sales of noodles if the price is &#8203;$3.50. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #682305 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=682305\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> slope is (13000-15000)/(5-3)=-2000/2=-1000<BR>\n" );
document.write( "point slope formula: y-y1=m(x-x1), m slope and (x1,y1) a point<BR>\n" );
document.write( "y-15000=-1000(x-3)<BR>\n" );
document.write( "y-15000=-1000x+3000<BR>\n" );
document.write( "y=-1000x+18000<BR>\n" );
document.write( "when x=$3.50<BR>\n" );
document.write( "y=-3500+18000=14,500 noodles predicted to be sold. </SPAN>\n" );
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