Answer:
Coordinates:
(-1, -2), (-1, -4), (-3, -2), (-3, -4)
There is no model for us to shade in
Answer:
7. (-1, 10)
8. (7,-6)
9. C
10. One solution, Infinitely Many Solutions, No Solution
11. Adult tickets: 52 Student tickets: 68
2.4 pounds ............................................