document.write( "Question 1056603: The speed of a passenger train is 18 mph faster than the speed of a freight train. The passenger train travels 280 miles in the same time it takes the freight train to travel 190 miles. Find the speed of each train. \n" ); document.write( "
Algebra.Com's Answer #671689 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! speed of p=x \n" ); document.write( "speed of f=x-18 \n" ); document.write( "speed*time=distance \n" ); document.write( "Therefore, time=distance/speed \n" ); document.write( "280/x=190/(x-18) \n" ); document.write( "280x-5040=190x by cross-multiplying \n" ); document.write( "90x=5040 \n" ); document.write( "x=56 mph Passenger \n" ); document.write( "x-18=38 mph Freight \n" ); document.write( "to go 280 miles at 56 mph=5 hours \n" ); document.write( "to go 190 miles at 38 mph=5 hours \n" ); document.write( " |