Solve Uniform Motion Applications · Example 1
An express train and a local train leave Pittsburgh to travel to Washington, D.C. The express train can make the trip in 4 hours and the local train takes 5 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.
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OpenStax, Elementary Algebra 2e · §3.5 Solve Uniform Motion Applications · Example 1
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