document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=149180>Question 149180</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I found a very similar problem to this one but when I went through all the steps the answer came out negative and Im pretty sure you cant have a negative speed?<BR>\n" );
document.write( "Alvin paddled for 4 hours with a 6km/h current to reach a campsite. The return trip against the current took 10 hours. Find the speed of Alvin's canoe in still water. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #109438 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=109438\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> st=d, s=speed in still water, t=time, d=distance<BR>\n" );
document.write( "4(s+6)=d<BR>\n" );
document.write( "10(s-6)=d<BR>\n" );
document.write( "4(s+6)=10(s-6)<BR>\n" );
document.write( "4s+24=10s-60<BR>\n" );
document.write( "84=6s<BR>\n" );
document.write( "s=14 km/h in still water.<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );