algebra

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Across
  1. 4. /an expression
  2. 7. point.
  3. 8. can change
  4. 10. Notation/writing real numbers.
  5. 12. formula
  6. 13. value / negative number or positive.
  7. 15. multiplied times a product
  8. 19. y-values of a function or relation.
Down
  1. 1. Numbers/All numbers on the number line.
  2. 2. Rules/ algebra rules
  3. 3. a term or expression with no variables.
  4. 5. occurs the most
  5. 6. the x-axis.
  6. 9. multiply out the parts of an expression.
  7. 11. sum
  8. 14. Plane/graph complex numbers.
  9. 16. / reflected across a line
  10. 17. Root/must be multiplied times itself
  11. 18. Slope/a horizontal line.