Use this lesson plan to have students explore systems of inequalities.

The purpose of this task is to give students an opportunity use quantitative and graphical reasoning to detect an error in a solution. Aligns with A-REI.C.6.

The practice problem examines the elimination method for solving a system of linear equations. The graphs of the equations are available in PDF format.

The practice problem examines the elimination method for solving a system of linear equations. The graphs of the equations are available in PDF format.

The practice problem examines a system of linear equations. The math graphs are available in PDF format.

The practice problem examines a system of linear equations. The math graphs are available in PDF format.

The exercise investigates the elimination method for solving a system of linear equations. The two graphs are available in PDF format.

The exercise investigates the elimination method for solving a system of linear equations. The two graphs are available in PDF format.

Students solve a system of linear equations using the elimination method. The practice exercise is available in PDF format.

The practice problem uses the addition method to solve a system of linear equations. The handout is available in PDF format.

The practice problem uses the addition method to solve a system of linear equations. The handout is available in PDF format.

Students will write exponential equations based on the percent of increase of college costs and will graph and interpret these equations. Students will then use an inflationary equation based on the USA TODAY Snapshot, "Paying college...

This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."

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.

Students use the elimination method to solve a system of linear equations. The resource consists of an enlarged printable version of the two graphs available in PDF format.

Learners use the elimination method to solve a system of linear equations. The resource consists of an enlarged printable version of the two graphs available in PDF format.

The example explores using elimination to solve a system of linear equations. The resource consists of an enlarged printable version of the two graphs available in PDF format.

The example explores using elimination to solve a system of linear equations. The resource consists of an enlarged printable version of the two graphs available in PDF format.

Learners solve a system of linear equations using elimination. The resource is available in PDF format.

Learners solve a system of linear equations using elimination. The resource is available in PDF format.

[Free Registration/Login may be required to access all resource tools.] Given a set of constraints, graph and solve linear problems.

Given the graph of a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...

Given a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

In Spanish. Practice how to solve system of equations graphically with this interactive activity.