document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=386063>Question 386063</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The current in a stream moves at a speed of 4 mph. A boat travels 5 mi upstream and 13 mi down stream in total time of 2 hr. What is the speed of the boat in still water?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #272976 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=272976\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> time = distance / rate\r<BR>\n" );
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document.write( "[5 / (b - 4)] + [13 / (b + 4)] = 2\r<BR>\n" );
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document.write( "[5(b + 4)] + [13(b - 4)] = 2(b^2 - 16)\r<BR>\n" );
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document.write( "2b^2 - 32 - 5b - 20 - 13b + 52 = 0\r<BR>\n" );
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document.write( "b^2 - 9b = 0 </SPAN>\n" );
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