document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=747049>Question 747049</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi, I've been stuck on this word problem for a while, and I can't seem to figure ot where to start with it. I can't help feeling that it's right in front of me, but some help would be greatly appreciated. The word problem is this:\r<BR>\n" );
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document.write( "\"Two cars left Hamilton at the same time, one travelling east and the other west. Their average speeds differ by 5 km/h. After two hours they are 210 km apart. What is the speed of each car?\"\r<BR>\n" );
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document.write( "Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #454665 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=454665\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Two cars left Hamilton at the same time, one travelling east and the other west. Their average speeds differ by 5 km/h. After two hours they are 210 km apart. What is the speed of each car?\" --------<BR>\n" );
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document.write( "East-bound car DATA:<BR>\n" );
document.write( "rate = x ; time = 2 hrs ; distance = 2x miles<BR>\n" );
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document.write( "West-bound car DATA:<BR>\n" );
document.write( "rate = x-5 ; time = 2 hrs ; distance = 2(x-5)= 2x-10 miles<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "distance + distance = 210 km<BR>\n" );
document.write( "2x + 2x-10 = 210 km<BR>\n" );
document.write( "4x = 220<BR>\n" );
document.write( "x = 55 km/hr (speed of the East-bound car.<BR>\n" );
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document.write( "x-5 = 50 km/hr (speed of the West-bound car.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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