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Mathematics, 21.06.2019 22:00 Thejollyhellhound20

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

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The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster...

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