w × AB = F × BE
w(AB) = F (BC + CD + DE)
(900)([tex]{x}[/tex]) = F ([tex]x[/tex] + [tex]{x}[/tex] + [tex]{x}[/tex])
900x = F 3[tex]x[/tex]
F = [tex]\frac{900x}{3x}[/tex] = 300 N
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w × AB = F × BE
w(AB) = F (BC + CD + DE)
(900)([tex]{x}[/tex]) = F ([tex]x[/tex] + [tex]{x}[/tex] + [tex]{x}[/tex])
900x = F 3[tex]x[/tex]
F = [tex]\frac{900x}{3x}[/tex] = 300 N