# 1. Draw an x1-x2 plane and select the set of points satisfying the non-negative constraints x1 >= 0 and x2 >= 0. # 2. Draw all constraints as lines on the x1-x2 plane, and identify the common ...

But how can you solve linear programming problems with graphics? In this article, you will learn the basic steps and principles of graphical solution methods for linear programming problems.

Perold, André. "Extreme Points and Basic Feasible Solutions in Continuous Time Linear Programming." SIAM Journal on Control and Optimization 19, no. 1 (1981): 52–63.