Chapter 2 and 12 Vocabulary

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Across
  1. 4. 2x+1=9 (type of equation)
  2. 8. average
  3. 9. positive and negative numbers
  4. 10. the middle number
  5. 12. 5+3=3+5
  6. 14. two equal expressions
Down
  1. 1. positive numbers (no fractions or decimals)
  2. 2. 2(3+5)=6+10
  3. 3. x+3=7 (type of equation)
  4. 5. two unequal expressions
  5. 6. 2+(3+5)=(2+3)+5
  6. 7. greatest minus smallest
  7. 11. 2x1=2
  8. 13. most frequent number