document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=230188>Question 230188</A>: <I><SPAN STYLE=\"word-break: break-all;\"> My question is this. A car travels 504 miles at a certain speed. If the speed had been 14 mi faster the trip could have been made in 3 hours less time. Find the speed. I tried writing it as T=D/R<BR>\n" );
document.write( "t-3=504/x-14 but i cant seem to get teh answer please help me understand how to get to the answer. Im taking an online math class and it doesnt really have sources to help me, im not in the state of the college to be able to go to a tutor center. 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 #170488 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=170488\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> t = 504 / r\r<BR>\n" );
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document.write( "t - 3 = 504 / r+14\r<BR>\n" );
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document.write( "substituting ___ 504/r - 3 = 504 / r+14\r<BR>\n" );
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document.write( "multiplying by r(r+14) ___ 504r + 7056 - 3r^2 - 42r = 504r\r<BR>\n" );
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document.write( "subtracting 504r and dividing by -3 ___ r^2 + 14r - 2352 = 0\r<BR>\n" );
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document.write( "factoring ___ (r + 56)(r - 42) = 0\r<BR>\n" );
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document.write( "r - 42 = 0 ___ r = 42 </SPAN>\n" );
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