Across
- 3. 4y + x for x = 2 and y = 3
- 4. x + (2x - 8) for x = 10
- 5. (x - 11) for x = -2
- 7. 4x + 3x for x = 5
- 10. 4x/5 for x = 10
Down
- 1. xy - 16 for x = 4 and y = 3
- 2. 5x + 45 for x = 6
- 3. x - 2y for x = -6 and y = -2
- 6. 3(x - 3) for x = 7
- 7. 3x for x = 2
- 8. 2n + 2 for n = 3
- 9. 2(n + 1) for n = 4