Across
- 2. 5(9-8v)+4(-8v+9)
- 6. 5x-5x
- 7. 9(-4m-5)-5(1+6m)
- 9. 10(n+5)-7n
- 12. 2(8x-6)-2(3x+5)
- 15. -4(7x+9)+3(7+6x)
- 17. 6+a+a+1
- 18. 25x^9+20x
Down
- 1. 4v+4v
- 3. 10(9r-7)-8r
- 4. -9x^3+15x^2
- 5. 5(6-3n)-2
- 8. 3b+3b
- 9. 5(3-3b)-4(4b-3)
- 10. 3b+6
- 11. 12x-4
- 13. -3n+8(1+4n)
- 14. 10(x-5)-4
- 16. -x+6x