Consider a seesaw with two children of masses ml and m2 on either side. Suppose that the position of the fulcrum (pivot point) is labeled as the origin, x = 0. Further suppose that the position of each child relative to the origin is x1 and x2, respectively. The seesaw will be in equilibrium if mlx1 + m2x2 = 0. Use this equation for Exercise. X1 X2 m1 Find x1 so that the system of masses is in equilibrium. m¡ = 64 kg, x¡ = ? and m2 = 80 kg, x2 = 2 m

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