Texas Instruments
Texas Instruments: Linear Inequalities: Using Graphs and Tables
Students learn to estimate the solution set, in real numbers, of a linear inequality using graphical methods on a number line and on a Cartesian (x-y) graph. They also learn how to solve inequalities using tables.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Linear Inequalities
Using this tutorial, you'll learn how to solve different types of linear inequalities by viewing step-by-step written solutions as well as completing practice problems.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Linear Inequalities
Using this tutorial, you'll learn how to solve linear inequalities and show the solution via interval notation and graphing.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Solving Linear Inequalities
This tutorial will show you how to use various properties of inequalities in order to solve linear inequalities and how to graph solution sets on a number line. Offers several examples showing you steps to solving inequalities and...
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Programacion Lineal
In Spanish. In this interactive unit learn how to solve graphically a system of linear inequalities with two unknowns and apply it to everyday life application.
J Coffman
Joseph Coffman's Lecture Notes: Graphing Two Variable Inequalities
Students learn about two-variable inequalities. The learning exercise consists of examples and an assessment on how to graph inequalities with two variables.
McGraw Hill
Glencoe Mathematics: Quiz on Solving Systems of Linear Inequalities
Learners demonstrate comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on solving systems of linear inequalities.
Paul Dawkins
Paul's Online Notes: Algebra: Solving Equations and Inequalities
Students learn how to solve equations and inequalities. Topics examined are linear equations, quadratic equations, linear inequalities, and absolute value inequalities. The class notes are available in pdf format.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Graphing Linear Inequalities 2 Variable
Find a quick, concise explanation of how to graph linear two variable inequalities. An example is given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems
Practice using your graphing calculator for linear equation and linear inequality problems. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
Sophia Learning
Sophia: Systems of Linear Inequalities in the Real World
The video lesson explores an example of how systems of linear inequalities can be applied in the real world.
Free Math Help
Free Math Help: Solving Systems of Inequalities
Beginning with understanding the less than and greater than symbols, this lesson will take you step by step through solving systems of inequalities. There are very good problems to use as examples.
Purple Math
Purplemath: Solving Inequalities: An Overview
A discussion on how to solve linear and nonlinear inequalities is presented. Both the Test Method and the Factor Method of checking positive/negative intervals are included as part of the discussion.
McGraw Hill
Glencoe Mathematics Online: Study Tools: Graphing Linear Inequalities
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of graphing linear inequalities.
Oswego City School District
Regents Exam Prep Center: Systems of Linear Inequalities
Solving a system of linear inequalities is shown to be as easy as solving a system of linear equations! An example is explained before students are given several problems to complete on their own. Complete explanations of these are...
Math Planet
Math Planet: Pre Algebra: Graphing Linear Inequalities
Discover how to graph linear inequalities by taking a look at an example and a video lesson.
Math Planet
Math Planet: Solving Linear Inequalities
Provides examples and a video lesson that illustrates how to solve linear inequalities.
Math Planet
Math Planet: Systems of Linear Inequalities
A system of linear inequalities in two variables consists of at least two linear inequalities in the same variables. The solution of a linear inequality is the ordered pair that is a solution to all inequalities in the system and the...
Khan Academy
Khan Academy: Algebra: Constraint Solutions of Systems of Inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a system of two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Khan Academy
Khan Academy: Constraint Solutions of Two Variable Inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a linear inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
Illustrative Mathematics
Illustrative Mathematics: A Rei Solution Sets
For this task, students are shown the graphs of two equations, with areas bounded by their lines and intersections shaded in different colors. They are asked to write a system of equations or inequalities for each shaded area and explain...
Khan Academy
Khan Academy: Two Variable Inequalities From Their Graphs
Fit an algebraic two-variable inequality to its appropriate graph. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Graphs of Inequalities
Graph two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Purple Math
Purplemath: Linear Programming: Introduction
Linear programming is a part of a very important area of mathematics called "optimization techniques". This field of study (or at least the applied results of it) are used every day in the organization and allocation of resources. Linear...