bantu aku donggg soal 1-5 beserta caranyaa

ralat no 3
P skateboard = 80 kgm/s
80 = P awal - (m*v skateboard)
= (24*5) - (4*v)
= 120 - 4v
4v = 40
v skateboard = 10m/s

jawaban di pict ya
semoga membantu:)