Respuesta:
V = 9 m/s
Explicación:
5kg × 12 m/s + 4 m/s = (3 + 5) kg x v
60 m/s + 12 m/s = 8v
72 m/s = 8v
= 9 m/s
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Verified answer
Respuesta:
V = 9 m/s
Explicación:
5kg × 12 m/s + 4 m/s = (3 + 5) kg x v
60 m/s + 12 m/s = 8v
72 m/s = 8v
= 9 m/s