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July 3, 2015

Homework Help: math

Posted by fiona on Thursday, April 1, 2010 at 8:43pm.

I need help to get started with writing the equation for the following problem: It takes a freight train 2 hours longer to travel 300 miles than it takes an express train to travel 280 miles. The rate of the express train is 20 miles per hour greater than the rate of the frieght train. Find the times and rates of both trains

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