Across
- 5. (11,12)
- 6. (9,2)
- 9. (5,0)
- 11. (-4,5)
- 13. (8,-7)
- 16. (7,8)
- 18. (11,5)
- 19. f-1(x)=7x-12
- 20. h-1(x)=-3/10x-5
- 21. (12,-5)
Down
- 1. (2,12)
- 2. (0,2)
- 3. (2,-3)
- 4. (5,10)
- 7. (2,-9)
- 8. (4,-8)
- 10. (2,7)
- 11. f-1(x)=1/3x
- 12. h-1(x)=5/2(x-8)
- 14. g-1(x)=x+6/4
- 15. (0,5)
- 17. (7,-2)