tolong kerjakan ,besok di kumpulkan

R = (F3 + F4) - (F1 + F2)
R = (6 + 6) - (5 + 5)
R = 12 - 10
R = 2 N
m = 2 kg
a = ... ?
Penyelesaian:
F = m a
a = F/m
a = 2/2
a = 1 m/s²