Please hurry! a^2+b^2=10 and ab=2. Find (a-b)^2

Write a real-world solution that can be represented by the equation y = 7x be sure to explain what the variables represented in the solution

Find the area of a parallelogram with base 15 yards and height 21 2/3

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.