Find the area of the dotted area from the picture

go to: i*dot*imgur*dot*com/I3reOLP*dot*png

pls put the dots for the link

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.

What term makes it inconsistent y=2x - 4

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal