A cits.I has two mater league baseball teams. A and B. The number of tickets sold by either teem depends on the price of the team's own tickets and the price of the other team's tickets if team A charges Pa fer its tickets and team S charges Pb fer its tickets then ticket sales, measured in hundreds of thousands per season. are 10-2133 + Pb for team A and 20 + Pa - 2Pb fer team 3 The marginal cost of an extra spectator is zero for both teams Each team believes the other's price is independent of its own choice of price. and each team sets its own price so as to m l its revenue. What price do theyr charge per ticket? . _._'l___'l