math final

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Across
  1. 10. a function that has different rules for different parts of its domain
  2. 11. a system of equations that has at least on solution
  3. 12. the relationship between two changing quantities
  4. 14. you use these properties to add or subtract equations in order to eliminate a variable in a system
  5. 15. a system of equations that has no solution
  6. 19. an equation of a non vertical line with slope M through point (x1,y1)
Down
  1. 1. a function that pairs every number in an interval with a single value
  2. 2. in two variables is an ordered pair that makes the inequality true
  3. 3. has infinitely solutions
  4. 4. the y coordinate of a point where the graph crosses the y-asis
  5. 5. has exactly one solution
  6. 6. Ax+By=c
  7. 7. constant of variation for a direct variation
  8. 8. a linear equation of a non vertical line
  9. 9. an equation that models a linear function
  10. 13. in two variables such as y>x-3
  11. 16. rise/run
  12. 17. the x coordinate of a point where a graph crosses the x asis
  13. 18. a line on a scatter plot