document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=148054>Question 148054</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A revenue function is R(x)=22x and a cost function is C(x)= -9x + 341.  The break-even point is:\r<BR>\n" );
document.write( "\n" );
document.write( "a. (17, 374)<BR>\n" );
document.write( "b. (242, 9)<BR>\n" );
document.write( "c. (11, 242)<BR>\n" );
document.write( "d. (31.5, 661.5) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #108446 by </B><A HREF=/tutors/aboutme.mpl?userid=nabla><B>nabla(475)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nabla><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=108446\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We want R=C.\r<BR>\n" );
document.write( "\n" );
document.write( "So\r<BR>\n" );
document.write( "\n" );
document.write( "22x=-9x+341<BR>\n" );
document.write( "0=-31x+341<BR>\n" );
document.write( "0=-31(x-11)\r<BR>\n" );
document.write( "\n" );
document.write( "So x must=11.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "R(11)=22*11=242.<BR>\n" );
document.write( "So, (11,242). </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );