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13 July, 10:52

The sum of the speeds of two trains is 719.9 miles per hour. If the speed of the first train is 8.1 mph faster than that of the second train, find the speeds of each.

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  1. 13 July, 11:17
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    first train: 364 mph

    second train: 355.9 mph

    Step-by-step explanation:

    719.9 = x+x+8.1

    711.8 = 2x

    x = 355.9
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