250+160+420+F4 = 220+340+180+560
Solve for F4.
Eight people are involved in a tug-of-war. The blue team members pull the rope with the forces of
220 N, 340 N, 180 N, and 560 N. Three members of the red team pull it with the forces of 250 N, 160
N, and 420 N. With what force must the fourth person pull the rope to maintain equilibrium?
3 answers
770
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fine this the ans...................................................
fine this the ans...................................................