aniyabrown2002 aniyabrown2002

19-12-2018
Geography

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Billy is walking up an escalator that travels downward. Billy climbs stairs at a speed of r meters per second and the escalator moves at a speed of v meters per second. Billy walks up an escalator that is 8 meters long in 15 seconds. Which equation represents this information?

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Jamingzice Jamingzice

19-12-2018

V meters = 4 r meters

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