Algebra Vocabulary

3. amount of times it rises
4. when it crosses the x-axis
6. lines that stay together side by side
8. when it crosses y-axis
9. the tangent of the angle between a given straight line and the x-axis of a system of a coordinate plane
10. an equation involving two variables
11. the vertical line
12. the set of all points (x,y) that are solutions of the equation
16. the set of values assigned to the independent variables of a function
18. amount of times it moves side to side
20. goes up and Down

1. a plane made by the x-axis and y-axis
2. lines that cross at a ninety degree angle
5. the extent to which or the limits between which variation is possible
7. the axis, usually horizontal,
13. line that goes side to side
14. the squares on a coordinate plane
15. the middle point
17. two numbers written in such a way as to indicate that one number precedes or is to be considered before the other, as (3, 4)
19. y=mx+b