document.write( "Question 740478:
\n" ); document.write( "A train leaves a station and travels north at 75km/hr. three hours later , a second train leaves on a parallel track and travels north at 115km/hr. How far from the station will the meet?
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Algebra.Com's Answer #451612 by checkley79(3341)\"\" \"About 
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D=RT
\n" ); document.write( "D=75T
\n" ); document.write( "D=115(T-3)
\n" ); document.write( "75T=115(T-3)
\n" ); document.write( "75T=115T-345
\n" ); document.write( "75T-115T=-345
\n" ); document.write( "-40T=-345
\n" ); document.write( "T=-345/-40
\n" ); document.write( "T=8.625 HOURS AFTER THE FIRST TRAIN LEAVES THEY MEET.
\n" ); document.write( "PROOF:
\n" ); document.write( "75*8.625=115(8.625-3)
\n" ); document.write( "646.875=115*5.625
\n" ); document.write( "646.875=646.875 MILES FROM THE STATION THEY WILL MEET.
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