Given: (x is number of items) Demand function: d(x) = 768.8 - 0.62 Supply function: s(x) = 0.21- Find the equilibrium quantity: Find the consumers surplus at the equilibrium quantity:Given: (x is number of items) Demand function: d(x) = 200- 0.2x Supply function: s(x) = 0.61 Find the equilibrium quantity: Find the producers surplus at the equilibrium quantity