extra credit Algebra 1

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Across
  1. 5. B is the...
  2. 6. when a function gets closer and closer to an axis but never reaches it.
  3. 9. positive numbers.
  4. 11. substituting one y-value into the other equation. then plugging x into either equation to find y.
  5. 12. a number between -1 and 1.
  6. 15. all numbers.
  7. 16. Ax+By=C.
  8. 17. A is the...
  9. 19. positive, negative, none.
  10. 22. negative numbers.
Down
  1. 1. a function whose graph is a line.
  2. 2. when 2 lines run next to each
  3. 3. (y-y1)=m(x-x1)
  4. 4. every domain has exactly one range.
  5. 7. a method for writing variables as a function the same distance.
  6. 8. always makes it positive.
  7. 10. add or subtract the equations to get an equation in one variable.
  8. 13. Shifts each point on the graph of a function the same unit.
  9. 14. every domain has a different range.
  10. 18. All real numbers.
  11. 20. y=mx+b.
  12. 21. never touching.