algebra

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Across
  1. 3. a fixed number that does not change
  2. 6. equality of two expressions
  3. 9. adding of subtracting
  4. 10. combination of variables
  5. 11. all possible output values
  6. 12. decreasing
  7. 13. combination of variables
  8. 14. number you multiply by
  9. 16. list of numbers with a special pattern
  10. 18. where the line crosses the x axis
  11. 19. increasing
Down
  1. 1. a(b+c)=ab+ac
  2. 2. growth
  3. 4. value you begin with
  4. 5. symbol representing an unknown number
  5. 7. y=mx+b
  6. 8. where the line crosses the y axis
  7. 15. multiplying or dividing
  8. 17. decrease
  9. 20. steepness of a line