Go to http://www.geogebra.org/cms/download to get the latest version. My videos were made with an earlier version.
Source: @itsallmine
This video demonstrates how to capture the graphics view in Geogebra and paste it into your document.
Source: @itsallmine
This video demonstrates a solution to a system of two linear equations using Geogebra.
Source: @itsallmine
To use Geogebra for graphing inequalities, simply change the equal sign to the desired inequality symbol. Geogebra will shade the appropriate region for you. You can experiment with various settings to change the type of shading. You might want to go with shades of gray rather than colors.
Source: @itsallmine
Given an objective function and a set of constraints, find the optimal solution to the linear programming problem.
Source: @itsallmine