Inequalities

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Across
  1. 3. sign
  2. 5. to find the answer
  3. 6. greater than sign
  4. 8. the set of values
  5. 10. less sign
  6. 12. similar to equations
  7. 13. specific rules
Down
  1. 1. a letter mostly X
  2. 2. close dot face
  3. 4. less than sign
  4. 7. open dot face
  5. 9. a way of visually demonstrate
  6. 11. signs