Physics, 27.07.2019 03:50, alyviariggins

An 8.0 kilogram cart moving to the right at 4.0 meters per second about to make a head-on collision with a 4.0 kilogram cart moving to the left at 6.0 per second. after the collision, the 4.0 kilogram cart moves to the right at 3.0 meters per second. what is the velocity of the 8.0 kilogram cart after the collision?

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An 8.0 kilogram cart moving to the right at 4.0 meters per second about to make a head-on collision...