document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=84880>Question 84880</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Lois and Clark are covering separate stories and have to travel in opposite directions.  Lois leaves the Daily Planet at 8:00 AM and travels at 35 mph.  Clark leaves at 8:15 and travels 40 mph.  At what time will they be 140 miles apart? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #61211 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley75><B>checkley75(3666)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley75><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=61211\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 35*t+40(t-.25)=140<BR>\n" );
document.write( "35t+40t-10=140<BR>\n" );
document.write( "75t=140+10<BR>\n" );
document.write( "75t150<BR>\n" );
document.write( "t=150/75<BR>\n" );
document.write( "t=2 hours after Lois leaves or @ 10:00 AM they will be 140 miles apart.<BR>\n" );
document.write( "proof<BR>\n" );
document.write( "35*2+40*1.75=140<BR>\n" );
document.write( "70+70=140  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );