Example 1

Graph the solutions to the following inequality.
  1. Graph the inequality as a linear equation. Since the inequality is non-inclusive, use a dashed line.
  2. Pick a test point above or below the line and substitute the point into the inequality.
  3. Shade the appropriate half plane.
This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit www.walch.com for more information on their resources.