Tickets for a basketball game cost $20 for upper-level seats and $30 for lower-level seats. Tickets at the same venue for an ice hockey game cost $15 for upper-level seats and $35 for lower-level seats. If tickets for all seats are sold, the venue generates $7000 in revenue for a basketball game and $6500 for a hockey game. Let x represent the number of upper-level seats. Let y represent the number of lower-level seats. Which equation represents the venue’s profit for a basketball game? Which equation represents the venue’s profit for an ice hockey game?.