Determine whether the relation represents a function.
{(-1, -1),(-2, -2), (-3, -3)}

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

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.

Can someone me with the property questions for 12 13 and 14 plz