antantanapolis antantanapolis

13-01-2023
Physics

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HELP!!!!! a 3 kg mass is moving 14.2 m/s east and collides with a 8 kg mass moving 8.2 m/s west. After the elastic collision, what is the velocity of the 8 kg mass? (east is positive and west is negative in terms of direction)

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Please help would be great!