document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=57469>Question 57469</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0073016020/algebrahomeworkh>Beginning Algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Can someone help me on this problem?\r<BR>\n" );
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document.write( "  If the inventor charges $4 per unit, then her profit for producing and selling x units is given by the function:<BR>\n" );
document.write( "  P(x) = 2.25x - 7000\r<BR>\n" );
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document.write( "  (a)  What is her profit if she sells 2000 units?<BR>\n" );
document.write( "(b)  What is her profit if she sells 5000 units?<BR>\n" );
document.write( " (c)  What is the break-even point for sales?\r<BR>\n" );
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document.write( " Thanks,<BR>\n" );
document.write( "  Ashley </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #39219 by </B><A HREF=/tutors/aboutme.mpl?userid=Nate><B>Nate(3500)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Nate><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=39219\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (a) What is her profit if she sells 2000 units?<BR>\n" );
document.write( "P(x) = 2.25x - 7000<BR>\n" );
document.write( "P(x) = 2.25(2000) - 7000 = -2500<BR>\n" );
document.write( "She loses $2,500 (tough break)<BR>\n" );
document.write( "(b) What is her profit if she sells 5000 units?<BR>\n" );
document.write( "P(x) = 2.25x - 7000<BR>\n" );
document.write( "P(x) = 2.25(5000) - 7000 = 4250<BR>\n" );
document.write( "She makes a profit of $4,250<BR>\n" );
document.write( "(c) What is the break-even point for sales?<BR>\n" );
document.write( "P(x) = 2.25x - 7000<BR>\n" );
document.write( "0 = 2.25x - 7000<BR>\n" );
document.write( "7000 = 2.25x<BR>\n" );
document.write( "7000/2.25 = 3111 1/9 </SPAN>\n" );
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