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 xl and x2, respectively. The seesaw will be in equilibrium if mlx1 + m2x2 = 0. Use this equation for Exercise. х X2 т тz x = 0 Find the missing mass so that the system is in equilibrium. (Hint: Recall that positions to the left of 0 on the number line are negative.) 3.2 m 8 m 10 kg)

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