An express train and a local train leave pittsburg to travel to Washington D.C. The express train can make the trip in 3 hours and the local train takes 4 hours for the trip. THe speed of the express train is 12 miles per hour faster than the speed of the local train. Find the speed of both trains.

An express train and a local train leave pittsburg to travel to Washington D.C. The express train can make the trip in 3 hours and the local train takes 4 hours for the trip. THe speed of the express train is 12 miles per hour faster than the speed of the local train. Find the speed of both trains.

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter3: Math Models

Section: Chapter Questions

Problem 441PT: Two planes leave Dallas at the same time. One heads east at a speed of 428 miles per hour. The other...

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