1. Warm up #5

2. 3-7 Equations of lines in the coordinate plane
Objective: To write linear equations.

4. Slope

5. Problem 1 What is the slope of line b? What is the slope of line d?
What is the slope of line a?
What is the slope of line c?

6. Slopes

7. Slope-Intercept Form

8. Problem 2
What is an equation in slope-intercept form of a line with slope 3 and y-intercept -5?

9. Try with a Partner 
What is an equation in slope-intercept form of a line with slope -2 and y-intercept 7?

10. Point-Slope Form

11. Problem 3
What is an equation of the line in point-slope form that passes through (-1, 5) with slope 2?

12. Try with a partner 

13. Problem 4
What is the equation of a line in point-slope form that goes through (-2, -1) and (3, 5)?

14. Problem 5
What is the equation of a line in slope-intercept form that passes through (3, 3) and (4, 7)?

15. Problem 6
What are the equations for horizontal and vertical lines through (2, 4)?

16. Try with a Partner 

17. Homework
Pg. Pg. 194 # 9 – 15 odd, 25 – 37 odd, 44 – 47 all