Science Education Resource Center at Carleton College
Serc: Calzones vs. Mini Pizzas a Linear Programming Problem
This module presents a linear programming problem. An example of the revenue-maximizing product mix for a pizza parlor is developed. This is an example of a more general mathematical optimization (maximization or minimization) problem....
Khan Academy
Khan Academy: Systems of Inequalities Word Problems
Solve word problems that involve systems of linear inequalities.
Windstream
Ojk's Precalculus Study Page: Linear Inequalities and Absolute Value
This tutorial demonstrates how to solve linear equalities. It also defines absolute value and demonstrates how to solve problems involving absolute value.
Interactive Mathematics
Interactive Mathematics: Solving Non Linear Inequalities
The steps for solving non-linear inequalities are presented along with examples to demonstrate the processes. Examples include equations that contain quadratics, cubics and rational expressions.
University of Saskatchewan (Canada)
University of Saskatchewan: Inequalities
This University of Saskatchewan looks at the basic rules of solving inequalities, concentrating on inequalities with absolute values. Includes example problems and exercises with their solutions.
Khan Academy
Khan Academy: Two Variable Inequalities Word Problems
Solve word problems that involve linear inequalities in two variables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Algebra: Systems of Linear Equations in Three Variables
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving a system of equations in three variables (x, y, and z).
Khan Academy
Khan Academy: Two Step Inequality Word Problems
Practice constructing, interpreting, and solving linear inequalities that model real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Linear Equations With Unknown Coefficients
Solve a linear equation for a variable where the coefficients are represented by letters. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
CK-12 Foundation
Ck 12: Algebra: Applications Using Linear Models
[Free Registration/Login may be required to access all resource tools.] In this lesson students write and solve linear equations to model real-world scenarios. Students watch a video tutorial, explore guided notes and attempt practice...
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.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Graphing Systems of Inequalities
Nineteen problems present a variety of practice solving linear systems by graphing systems of inequalities. 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...
Khan Academy
Khan Academy: Two Variable Inequalities Word Problems
Solve word problems that involve linear inequalities in two variables.
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.
CK-12 Foundation
Ck 12: Algebra: Applications With Inequalities
[Free Registration/Login may be required to access all resource tools.] Solve inequalities and represent the solution in equation notation, set notation, interval notation, or solution graph. Students examine guided notes, review guided...
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...
CK-12 Foundation
Ck 12: Algebra: Solve Inequalities Using Multiplication
[Free Registration/Login may be required to access all resource tools.] Students learn to use multiplication to solve inequalities. Students examine guided notes, review vocabulary and attempt practice problems in order to master the...
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...
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.
CK-12 Foundation
Ck 12: Algebra: Multi Step Inequalities
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving inequalities with variables on both sides and the Distributive Property. Students examine guided notes, review guided practice, watch...
CK-12 Foundation
Ck 12: Algebra: Applications With Inequalities
[Free Registration/Login may be required to access all resource tools.] In this lesson students write and solve multi-step inequalities, including compound inequalities, when given problem situations. Students watch a video tutorial,...
CK-12 Foundation
Ck 12: Algebra: Multi Step Inequalities
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve inequalities that involve more than one step to isolate the variable and graph the solution. Students examine guided notes, review...
CK-12 Foundation
Ck 12: Algebra: Multi Step Inequalities
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve multi-step inequalities. Students examine guided notes, review guided practice, watch instructional videos and attempt...
CK-12 Foundation
Ck 12: Algebra: Inequalities With Multiplication and Division
[Free Registration/Login may be required to access all resource tools.] Learn how to solve one-step inequalities using multiplication and division. Students watch videos, examine guided notes and attempt practice problems in order to...