document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1053360>Question 1053360</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the break-even point for the firm whose cost function C and revenue function R are given. \r<BR>\n" );
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document.write( "C(x)=0.3x+140; R(x)=0.5x \r<BR>\n" );
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document.write( "a. P(680)=340 \r<BR>\n" );
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document.write( "b. P(700)=350 \r<BR>\n" );
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document.write( "c. P(690)=345 \r<BR>\n" );
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document.write( "d. P(720)=360 \r<BR>\n" );
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document.write( "e. P(710)=355 \r<BR>\n" );
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document.write( "Please break this down for me so I can understand. Thank you. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #668598 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=668598\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> At breakeven, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%28x%29=R%28x%29 ALIGN=MIDDLE  ALT=\"C%28x%29=R%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.3x%2B140=0.5x ALIGN=MIDDLE  ALT=\"0.3x%2B140=0.5x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.2x=140 ALIGN=MIDDLE  ALT=\"0.2x=140\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=700 ALIGN=MIDDLE  ALT=\"x=700\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The profit function is,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28x%29=R%28x%29-C%28x%29 ALIGN=MIDDLE  ALT=\"P%28x%29=R%28x%29-C%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28x%29=0.5x-%280.3x%2B140%29 ALIGN=MIDDLE  ALT=\"P%28x%29=0.5x-%280.3x%2B140%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28x%29=0.2x-140 ALIGN=MIDDLE  ALT=\"P%28x%29=0.2x-140\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So at <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=700 ALIGN=MIDDLE  ALT=\"x=700\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28700%29=0.2%28700%29-140 ALIGN=MIDDLE  ALT=\"P%28700%29=0.2%28700%29-140\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28700%29=140-140 ALIGN=MIDDLE  ALT=\"P%28700%29=140-140\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28700%29=0 ALIGN=MIDDLE  ALT=\"P%28700%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "By definition, at breakeven <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%28x%29=R%28x%29 ALIGN=MIDDLE  ALT=\"C%28x%29=R%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > so <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28x%29=0 ALIGN=MIDDLE  ALT=\"P%28x%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%3E700 ALIGN=MIDDLE  ALT=\"x%3E700\"   DISABLED_style= \"max-width:90%; height:auto;\" >, you will make profit.<BR>\n" );
document.write( "None of those answers is correct.  </SPAN>\n" );
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