algebra crossword

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Across
  1. 6. the set of second elements in a relation
  2. 7. a symbol used to represent any element of a given set of numbers.
  3. 9. a fixed number
  4. 13. operation a operation that will reverse a given operation
  5. 15. a vertical number line in the plane
  6. 16. coefficient a numerical factor accompanying the variable(s) in a term
  7. 17. a relation in which each x-coordinate is paired with one and only one y-coordinate
Down
  1. 1. a compound sentence consisting of mathematical statements connected by the word BUT
  2. 2. expression a mathematical expression containing numbers, variables, and operational signs
  3. 3. a mathematical sentence stating that two quantities are not always equal
  4. 4. an equation that expresses the relationship between qualities
  5. 5. Any set of ordered pairs
  6. 8. the set of first elements in a relation
  7. 10. the point (0,0) where the axes intersect
  8. 11. a compound sentence consisting of mathematical statements connected by the word AND
  9. 12. a horizontal number line in the plane
  10. 14. a mathematical sentence stating that two expressions are equal