1. Find the slope through the points (5, 0) and (-10, 0)

2. Find the slope through the points (-2, -7) and (-5, -9)

3. Identify the slope of the line

5. Identify the y-intercept of the line

7. Decide if the lines are parallel

9. Given, that y varies directly with x, write the direct variation equation y = -12 x = 2

10. Given, that y varies directly with x, write the direct variation equation y = 4 x = -24

11. Compare to the graph to f(x)=x

15. Evaluate the function Find f(-1) when f(x)=6x+1

16. Evaluate the function Find f(12) when f(x)=0.25x+11.2

17. Evaluate the function

18. Graph the function

20. What is the slope of a vertical line?

21. What is the slope of a horizontal line?

22. Write the equation What is the equation of the horizontal line passing through the point (-4, -8)?

23. Write the equation What is the equation of the vertical line passing through the point (-4, -8)?

24. Write in slope-intercept form

25. What is the slope- intercept form formula?

26. What is the direct variation equation?

27. What point does a direct variation graph always pass through?

28. Put the equation in slope-intercept form 4x + 3y = -12

29. Find the y-intercept of the equation -8x + 4y = 24

30. Put the line in slope-intercept form -8x + 4y = 36