The following is an instructional video on horizontal and vertical lines:


Example 1

  1. Determine the general form equation of each of the following.

    1. A horizontal line that passes through the point (0,3)



    2. A horizontal line that passes through the point (−9,−6)



    3. A vertical line that passes through the point (5,0)



    4. A vertical line that passes through the point (−255,187)