ashleym92 ashleym92

15-03-2021
Chemistry

contestada

A train is accelerating at a rate of 2 m/s squared. if its initial speed of 20 m/s how long does it take the train to reach a speed of 80 m/s

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Clyde0805 Clyde0805

15-03-2021

Answer:

30s

Explanation:

Set up the equation and solve for x:

2x+20=80

2x=60

x=30

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