Question

Abasketball match that cost $10,520, or for VIP $30. The tears has a very to the wonder How many were sold How many 20 were ? How many 30 ks were sold?

Answer 1

team A basketball sell ticket that vip seats $ 30. $10, $20 ov cort three The number of ticket types of X, Y, Z. 3277 tickets overall The team sold hay 3277 x +y +z = tickets 143 move $20 sold TH hoy than $10 tickets y = x+143 to tal seat cieze The $63640 10x + 20y +30 2 = 63640 substitute y = X(+143 in equation o and -) 2 + x +143+2:3277 2x + 2- 3134 10% + 20 ( x +143) +30 2 = 63640 10 X + 200 + 2860 +202 = 63640 302 +302= 63640 - 2860 30 (21+ 2) = 60780 X +222026

solve equation, 2xt 2 3134 2 + 2 2026 2 1108 in equation ☺ Substitute 7-llos 2026 1lo8+2= Ź = 2026-1108 (2=918) in equation o substitute 2- 110p, Z=918 3277 1108 ty +918 = y=3277 - 2026 У E 125) were tickets vold 1108 $10 tickets were sold 918 $ 20 ticket were sold 121) $ 30