Interactive Mathematics
Interactive Mathematics: Graphical Solution of Non Linear Systems
Using the graphing method, several systems of nonlinear equations are solved. Follow each example step by step to see how solutions are derived.
Interactive Mathematics
Interactive Mathematics: Graphs of Linear Functions
A brief overview of three methods used to graph lines is presented through examples. Slope-intercept, point-slope, and intercept form are demonstrated step-by-step along with a review of the formula for finding the slope of a line.
J Coffman
Joseph Coffman's Lecture Notes: Linear Equations
Introduction to linear equations with examples as well as graphing and slope-determination methods.
University of Regina (Canada)
University of Regina: Math Central: Graphing Inequalities of Conic Sections
A solution to a student submitted problem is given. The problem involves systems of conic sections with inequalities.