Cowell sold 2x tickets; Nigel sold 3x tickets. 2x + 3x = 5x is half of the tickets, and Anthony sold the other half tickets, which is 5x tickets. From the condition, 5x = 2x + 66, 3x = 66, x = 66/3 = 22. Altogether, they sold 2x + 3x + 5x = 10x = 10*22 = 220 tickets. ANSWEWR