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Mathematics, 17.01.2020 01:31 gissell30

It takes jack frost 5 minutes to fly 35 minutes with the wind. it takes him 7 minutes to go 35 minutes against the wind. determine his speed in still air (x) and the speed of the wind (y)

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It takes jack frost 5 minutes to fly 35 minutes with the wind. it takes him 7 minutes to go 35 minut...

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