So which one is the answer A, B,C OR D

What is 32+4 x (16 x 1/2) -2 show your work}

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.