1. 2.4 – Write Equations of Lines

2. Example 1: Write an equation of the line shown.

3. 2.4 – Write Equations of Lines Example 2: Write an equation of the line that passes through (5, 4) and has a slope of -3.

4. 2.4 – Write Equations of Lines Example 3: Write an equation of the line that passes through (8, -1) and has a slope of -1/2.

5. 2.4 – Write Equations of Lines Example 4: Write an equation of the line that passes through (-2, 3) and is a.Parallel to y = -4x + 1 b.Perpendicular to y = -4x + 1

6. 2.4 – Write Equations of Lines Example 5: Write an equation of the line that passes through (4, -2) and is a.Parallel to y = 3x – 1 b.Perpendicular to y = 3x – 1

7. 2.4 – Write Equations of Lines Example 6: Write an equation of the line that passes through (5, -2) and (2, 10).

8. 2.4 – Write Equations of Lines Example 7: You have $30 to spend on downloading songs for your digital music player. Company A charges $.79 per song, and company B charges $.99 per song. Write and equation that models this situation.