Curated OER
Sos Math: Absolute Value Inequalities
This lesson, which is provided for by S.O.S. Math, explains absolute value inequalities with examples and graphs.
Curated OER
Sos Math: Absolute Value Inequalities
This lesson, which is provided for by S.O.S. Math, explains absolute value inequalities with examples and graphs.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Inequalities and Absolute Value
"Dr. Math" responds to a student question regarding how to solve inequalities that involve absolute value.
CK-12 Foundation
Ck 12: Algebra: Systems of Linear Inequalities Study Guide
This comprehensive study guide highlights the main terms and formulas needed to understand systems of linear inequalities. Examples are included.
Wolfram Research
Wolfram Mathworld: Inequality
This site provides a brief overview of inequality. Content includes a definition and several examples using graphical images. (Absolute value graphs are used in this site.)
ClassFlow
Class Flow: Algebra Jeopardy
[Free Registration/Login Required] Use this jeopardy game to review absolute value, inequalities, variables and equations. The non-linear format allows for a fun way to review this material.
Curated OER
Inequalities With Absolute Values
This tutorial explains how to solving inequalities with absolute values. Gives examples and exercises with solutions to practice this new skill.
Purple Math
Purplemath: Algebra Resources
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Triangle Inequality
Dr. Math gives a hint of how to prove the triangle inequality theorem when answering a question posed about proving an absolute value problem using the triangle inequality theorem.
Goodwill
Gcf Global: What Are Negative Numbers?
Learn all about negative numbers, which are any number less than zero.
CK-12 Foundation
Ck 12: Algebra: Number Lines Study Guide
This comprehensive study guide highlights the main terms and formulas needed to review number lines. Examples are included.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Lawrence Hall of Science
The Math Page: Topics in Pre Calculus: The Formal Rules of Algebra
Here is a site that clearly and thoroughly explains all the rules of algebra from commutative and associative rules through rules for exponents and logarithms. A great review of the important rules from Algebra I and Algebra II! Point...
Paul Dawkins
Paul's Online Notes: Algebra Cheat Sheet [Pdf]
An algebra "cheat sheet" to use as a reference when completing algebra homework. Lists basic facts, properties, operations, formulas, and functions, as well as common errors.
Other
Interactive Algebra
This interactive site allows you to practice several algebraic concepts, including solving equations, factoring, and graphing. Problems are randomly generated and allow unlimited practice. Each link contains buttons that allow you to get...
CK-12 Foundation
Ck 12: Algebra: Equations With Radicals on Both Sides
[Free Registration/Login may be required to access all resource tools.] Solve equations that involve more than one radical expression.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: High School Basic Algebra Review
An overview of basic high school algebra topics can be found here. Absolute value, signed numbers, inequalities and equations, mixture problems, and direct and indirect variation are all listed, each with links to questions posed by...
Curated OER
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This tutorial explains how to solving inequalities with absolute values. Gives examples and exercises with solutions to practice this new skill.
Saddleback College
Algebra2 Go: Prealgebra
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.