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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asked Jan 19, 2020 136k views

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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.

Mathematics
middle-school

Aron C asked

by Aron C

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1 Answer

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Answer:

first train: 364 mph

second train: 355.9 mph

Explanation:

719.9 = x+x+8.1

711.8 = 2x

x = 355.9

Hanynowsky answered Jan 26, 2020

by Hanynowsky

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