Pre-ALgebra

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Across
  1. 2. 23 + 7 * 6
  2. 6. 2(7^2 + 1) + 3^2
  3. 7. 6 when x = 2
  4. 8. 8^2 - 5
  5. 9. 8 + 2 - 1 - 8 + 2 * 3
Down
  1. 1. 7^2 + 2 * 10 - 1
  2. 3. 5x - 32 - (x + 1) if x = 6
  3. 4. 9 + 7 - 3x + 3 if x = 2
  4. 5. 129-30
  5. 6. 9^2 + 19