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