document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=932077>Question 932077</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am stuck with the following problem:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+40000=+%282000%2Fr%29%2A+%281-%281%2F%28%281%2Br%29%5E24%29%29%29 ALIGN=MIDDLE  ALT=\"+40000=+%282000%2Fr%29%2A+%281-%281%2F%28%281%2Br%29%5E24%29%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "I am trying to solve this for R, but I don't have the algebra skills necessary. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #565917 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=565917\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+40000r=+%282000%29%2A+%281-%281%2F%28%281%2Br%29%5E24%29%29%29 ALIGN=MIDDLE  ALT=\"+40000r=+%282000%29%2A+%281-%281%2F%28%281%2Br%29%5E24%29%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+20r=1-1%2F%281%2Br%29%5E24%29 ALIGN=MIDDLE  ALT=\"+20r=1-1%2F%281%2Br%29%5E24%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+20r%281%2Br%29%5E24=%281%2Br%29%5E24-1%29 ALIGN=MIDDLE  ALT=\"+20r%281%2Br%29%5E24=%281%2Br%29%5E24-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+20r%281%2Br%29%5E24-%281%2Br%29%5E24%2B1=0%29 ALIGN=MIDDLE  ALT=\"+20r%281%2Br%29%5E24-%281%2Br%29%5E24%2B1=0%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2Br%29%5E24%2820r-1%29%2B1=0 ALIGN=MIDDLE  ALT=\"%281%2Br%29%5E24%2820r-1%29%2B1=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "It's not due to your lack of algebra skills. <BR>\n" );
document.write( "You can't get a closed form solution for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r ALIGN=MIDDLE  ALT=\"r\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "You can look to solve it numerically, but I don't think that's what you're after. <BR>\n" );
document.write( "Repost if you need more help.<BR>\n" );
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