a 4kg object travelling west a 25 m/s hots a 15 kg object at rest. the 4 kg object bounces eastward at 8 m/s. what is the speed and direction of the 15 kg object.(adsbygoogle = window.adsbygoogle || []).push({});

i set it up at

(m1)(v1)+(m2)(v2)= (mtotal)(vfinal)

100/ 19 = x

5.26 = x

except i solvedfor the final v

IM STUMPED anything on what i did wrong?:yuck:

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# Homework Help: Regarding another momentum problem

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