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: Absolute Value Inequalities
Find a quick, concise explanation of how to solve an absolute value inequality. Step by step examples are included to help you understand how to solve this inequality by breaking it into a compound inequality.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Solving Inequalities in One Variable
Twenty problems present a variety of practice solving inequalities in one variable. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution"...
CK-12 Foundation
Ck 12: Checking Solutions to Inequalities
[Free Registration/Login Required] Students will determine if the given number is the solution to the inequality. Click challenge me to answer a pactice question and click learn more to watch a video.
CK-12 Foundation
Ck 12: Algebra: Applications With Inequalities
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve real-world problems involving inequalities. Students watch a video tutorial, explore guided notes and attempt practice...
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.
Khan Academy
Khan Academy: Inequalities on a Number Line
In this exercise, students practice plotting inequalities on a number line. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Compound Inequalities
"Dr. Math" provides a visual (graphical) approach to solving compound inequalities as opposed to an approach dependent upon algebraic manipulation.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Solving Linear Inequalities: Picture a Number Line
Dr. Math presents a visual (graphical) approach to solving a conjunction inequality.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Inequalities
Here is a site that clearly and thoroughly explains many topics related to inequalities, including solving and graphing simple and compound inequalities. There are example problems solved, problems for the student to attempt, and answers...
BBC
Bbc: Algebra Revision Bite Solving Equations
BBC Schools offers a test review ("revision") of several aspects of solving equations. Content includes solving simple equations, solving equations with brackets, simplifying letters in equations, plus much more. After working through...
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Speed Math Inequalities
Students are given two equations and will use inequality symbols to compare them.
Cool Math
Coolmath: Compound Inequalities
This algebra lesson explains how to solve compound inequalities.
Cool Math
Coolmath: Absolute Value Inequalities<
This Algebra Cruncher generates an endless number of practice problems for absolute value inequalities with "less than" with solutions and hints!
Cool Math
Coolmath: Absolute Value Inequalities >
This Algebra Cruncher generates an endless number of practice problems for absolute value inequalities with "greater than" with solutions and hints!
CK-12 Foundation
Ck 12: Algebra: Absolute Value Inequalities
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve problems involving absolute values and inequalities. Students can watch a video tutorial, explore guided notes and attempt practice...
Purple Math
Purplemath: Solving Linear Inequalities: Introduction and Formatting
This resource demonstrates how to solve linear inequalities step-by-step and shows four different solution formats/notations viz. inequality notation, set notation, interval notation, and the last "notation" which is more of an...
Khan Academy
Khan Academy: Inequality From Graph
Practice choosing inequalities that represent a graph.
Khan Academy
Khan Academy: Testing Solutions to Inequalities
Practice plugging in values to inequalities and checking to see if the inequalities hold true. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Plotting Inequalities
Create number line graphs of inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Review Day for Equations and Inequalities
Sixth graders will practice how to solve equations and inequalities using tables and diagrams. Lesson includes worksheets and videos to help implement this instructional activity.
Better Lesson
Better Lesson: Working With Expressions and Equations Part 2
Sixth graders use substitution to find the values of equations and expressions they wrote using appropriate math symbols.
Better Lesson
Better Lesson: Working With Expressions and Equations Part 1
Sixth graders use their knowledge of algebraic expressions and equations to write expressions and equations using appropriate math symbols.