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= 2n + 10n + 6n
= 18n
R (searah) = F1 + F2 + F3
= 2 + 10 + 6
= 18 N
R (berlawanan arah) = F1 - F2 - F3
= 2 - 10 - 6
= -8 - 6
= -14
itu jawbnnya....maaf klo nnti slah