Properties of Numbers

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Across
  1. 1. 3*4*5=3*5*4
  2. 3. 12(0)=0
  3. 7. parts of an expression separated by plus/minus signs
  4. 8. the multiplier of a variable
  5. 10. a letter or symbol used to represent a value
  6. 11. Distribute: 3(p-4)
  7. 12. 3+4+5=4+5+3
  8. 14. Distribute: -3(p-4)
  9. 15. Distribute: -3(p+4)
  10. 16. -5+5=0
Down
  1. 2. (3*4)*5=3*(4*5)
  2. 4. 2(x+4)=2x+8
  3. 5. a fixed value
  4. 6. (3+4)+5=3+(4+5)
  5. 9. 5(1)=5
  6. 13. If a=b,then b=a