document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=729590>Question 729590</A>: <I><SPAN STYLE=\"word-break: break-all;\"> James left home and travelled towards the moumtains.Lisa left 2.1 hours later travelling 35 km/h faster in an effort to catch him. After 1.2 hours Lisa finally caught up with him.What was James average speed? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #446044 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=446044\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">     James left home and travelled towards the moumtains.Lisa left 2.1 hours later travelling 35 km/h faster in an effort to catch him. After 1.2 hours Lisa finally caught up with him.What was James average speed?<BR>\n" );
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document.write( "Let x = james average speed (km/h)<BR>\n" );
document.write( "then<BR>\n" );
document.write( "x+35 = lisa's average speed (km/h)<BR>\n" );
document.write( ".<BR>\n" );
document.write( "1.2 hours = Lisa's driving time<BR>\n" );
document.write( "1.2+2.1 = 3.3 hours = James' driving time<BR>\n" );
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document.write( "our equation<BR>\n" );
document.write( "1.2(x+35) = 3.3x<BR>\n" );
document.write( "1.2x+42 = 3.3x<BR>\n" );
document.write( "42 = 2.1x<BR>\n" );
document.write( "42/2.1 = x<BR>\n" );
document.write( "20 mph = x<BR>\n" );
document.write( " </SPAN>\n" );
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