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A 110-kg tackler moving at a speed of 2.9 m/s meets head-on (and holds on to)...

A 110-kg tackler moving at a speed of 2.9 m/s meets head-on (and holds on to) an 88-kg halfback moving at a speed of 5.0 m/s. A.)What will be their mutual speed immediately after the collision?

A) What will be their mutual speed immediately after the collision?

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