Expressions unit vocab by John

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Across
  1. 4. order changes ex; 2+3=3+2
  2. 6. parentheses changes location ex;2+(3+4)=(2+3)+4
  3. 7. you get what you started with (mirror image) ex;2+0=2
Down
  1. 1. cancels out ex;2+-2=0
  2. 2. 2 terms
  3. 3. both multiplication and addition in the same example ex;2(4x+2)= 8x +4
  4. 5. one term