Pre-Algebra Test 7

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Across
  1. 4. only 3 possibilities
  2. 5. twice a number
  3. 6. two numbers the same distance from zero
  4. 7. a to b
  5. 8. L.A.+2B
  6. 9. a group of mathematical symbols that forms an algebraic relationship
  7. 12. y=x+3
  8. 13. a positive divided by a positive
Down
  1. 1. the product of a number and 7
  2. 2. If a=b,then a+c=b+c
  3. 3. sum of all outer edges
  4. 10. a positive times a negative
  5. 11. a slash through a symbol