Algebra: Polynomials

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Across
  1. 2. 4p less than 8qr
  2. 5. Thirteen multiplied by s minus nine multiplied by j
  3. 8. (5y3+3y2-7y+10) - (3y3-y2+4y-1)=_____
  4. 11. Divide m2 by 9
  5. 13. 18 more than 3x
Down
  1. 1. 14 more than 2x
  2. 2. (a3+3b-27) + (7a3-6b+2)=_____
  3. 3. Negative six multiplied by d
  4. 4. Sum of p and 2pq
  5. 6. j multiplied by z
  6. 7. 8 more than z
  7. 9. (m3+2m2-4) - (5m3-3m2-5)=_____
  8. 10. x-11, if x=35
  9. 12. 2mn2, if m=3 and n=4
  10. 14. x diminished by 7