Pre-Algebra Problems

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Across
  1. 2. 9(4^2)/4
  2. 4. (3x5)+6
  3. 7. (5)(3-1)+4
  4. 9. 2^3+5x(6+4)/2
  5. 10. 3(4x+2) when x = 2
  6. 12. 12x-4 when x equals 6
  7. 14. 18-(5+3^2)+7
  8. 17. y(y+2)^2 when y is 3
  9. 18. 5(2x3)^2/2
  10. 19. 6^2/2(3)+4
  11. 20. (2+9)
Down
  1. 1. (9+3+2)+ 9x6
  2. 3. (8.5)(8.5)
  3. 5. (7x + 9)-(3 - 5x) when x = 5
  4. 6. 3(9+8)-3
  5. 8. 19x9/4-9x2+5
  6. 11. (3+10+2-6+18)+2^2
  7. 13. (4+5)/3.2+(2^2-1)
  8. 15. -12(+1
  9. 16. 8(2+5)
  10. 17. 3x^2/6x-18 when x =2