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.
Other
Lake Tahoe Community College: Graphing Inequalities
This site shows the steps for solving inequalities and gives example problems that are worked through step by step and then graphed. Also includes some exercises for you to do on your own.
Illustrative Mathematics
Illustrative Mathematics: 7.ee Sports Equipment Set
In this lesson plan, 7th graders write and solve an inequality to solve the problem.
Illustrative Mathematics
Illustrative Mathematics: A Ced, a Rei Basketball
In this task, two brothers track how many games they have each won. Students are asked to make calculations based on the percentage of games won. They set up a rational equation (and a rational inequality) in one variable, and then solve...
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.
Khan Academy
Khan Academy: Solutions of Inequalities: Algebraic
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.
Geometry Help
Geometry Help: Hinge Theorem
Provides a detailed definition of the Hinge Theorem with step-by-step instructions and methods for solving problems on your own.
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 Instruments
Texas Instruments: Inequalities, They Are Not Just Linear Anymore!
Students study quadratic relationships and explore the process of graphing quadratic inequalities and systems of quadratic inequalities. They will solve these inequalities algebraically and graph them on a coordinate plane.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Quadratic Inequalities
Using this tutorial, you'll learn two methods of solving quadratic inequalities: using a sign graph of factors and using the test-point method. Offers step-by-step written examples, and practice problems for you to complete.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Ecuaciones Sistemas E Inecuaciones
Interactive exercises to supplement classroom instruction to solve equation of second degree or higher and also inequalities.
CK-12 Foundation
Ck 12: Algebra: Testing Solutions for Linear Inequalities
[Free Registration/Login may be required to access all resource tools.] Write and solve linear inequalities.
Discovery Education
Discovery Education: Web Math: Algebra
This WebMath site provides links to tutorials and lessons in both Algebra I and II. Links to topics such as factoring, solving equations, polynomials, simplifying equations, graphing, and much more.
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Unit Rates
[Free Registration/Login may be required to access all resource tools.] Compare unit rates using inequality symbols
Geometry Help
Geometry Help: Triangle Inequalities
Explains the basic concept of triangle inequalities with step-by-step instructions and methods for solving specific problems on your own relating to this topic.
Cuemath
Cuemath: Less Than or Equal To
In this mini-lesson plan, we will explore the concept of 'less than or equal to'. We will be covering less than or equal to symbol in words, less than or equal to examples, and greater than symbol in a sentence. Included are solved...
Illustrative Mathematics
Illustrative Mathematics: 6.ee Log Ride
For this instructional task students are given two inequalities, one as a formula and one in words, and a set of possible solutions. They have to decide which of the given numbers actually solve the inequalities. There are two solutions...
Khan Academy
Khan Academy: Solutions of Inequalities: Algebraic
Given a two-variable linear inequality, check whether a given pair of values is a solution of the inequality.
Texas Instruments
Texas Instruments: Simplifying Expressions
Like terms have the same degree variable or are constants. When solving an equation or inequality, like terms must be combined. Knowledge of variable expressions and equations assists in solving problems involving logic.
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.
Illustrative Mathematics
Illustrative Mathematics: A Rei Reasoning With Linear Inequalities
Students are presented with a solution to an inequality and are asked to find two mathematical errors and explain why they are incorrect. Aligns with A-REI.B.3 and A-REI.A.1.
Khan Academy
Khan Academy: Constraint Solutions of Two Variable Inequalities
Find the range of values of one variable thatcorresponds to a given value of the other variable in a linear inequality.
Better Lesson
Better Lesson: Graphing Inequalities on a Number Line
Sixth graders graph the solutions of inequality on a number line and explain the solutions.
Khan Academy
Khan Academy: Testing Solutions to Equations
Practice plugging in values to equations and checking to see if the equations hold true. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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