Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Unknown Type
Khan Academy

Khan Academy: Constraint Solutions of Systems of Inequalities

For Students 9th - 10th Standards
Find the range of values of one variable thatcorresponds to a given value of the other variable in a system of two-variable linear inequalities.
Activity
Texas Instruments

Texas Instruments: Linear Inequalities: Using Algebra

For Teachers 9th - 10th Standards
Students learn to solve inequalities using one and two steps. They review the properties of inequalities.
Website
Other

Quick Math: Graph Equations and Inequalities

For Students 6th - 8th Standards
This resource is from the QuickMath website that illustrates how to graph equations, inequalities and a system.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Graphing Systems of Inequalities

For Students 9th - 10th Standards
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...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Checking a Solution for a Linear System

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers determining if an ordered pair is a solution to a system of linear equations. Students watch a video tutorial, explore guided notes and attempt...
Handout
University of Regina (Canada)

University of Regina: Math Central: Graphing a System of Inequalities

For Students 9th - 10th Standards
A solution is presented to a student-submitted problem. The problem involves graphing and finding the solution set to a system of inequalities.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Inequalities in Two Variables

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Solve and graph linear inequalities in two variables on the coordinate plane.
Activity
Texas Instruments

Texas Instruments: Inequalities, They Are Not Just Linear Anymore!

For Teachers 9th - 10th Standards
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.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Comparing Methods for Solving Linear Systems

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers determining the best method to solve a linear system.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Consistent and Inconsistent Linear Systems

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving systems with substitution when there is no or infinitely many solutions.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Systems With Addition or Subtraction

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving a system by adding the two equations together to eliminate a variable.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Programming

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Given a set of constraints, graph and solve linear problems.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Systems of Inequalities

For Students 9th - 10th Standards
Hotmath provides 21 practice problems dealing with systems of equations and inequalities. Each of the practice problems include a step-by-step guide for solving their algebraic problem.
Activity
Government of Alberta

Learn Alberta: Linear Programming Graph

For Students 9th - 10th
This interactive Java applet allows the user to construct up to 5 linear inequalities and view the graph of the soultion.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solving Systems by Multiplying Both Equations

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving systems by multiplying both equations by a constant to eliminate a variable.
Whiteboard
ClassFlow

Class Flow: Linear Inequalities

For Teachers 9th - 10th Standards
[Free Registration/Login Required] This flipchart shows students how to graph linear inequalities.
Unknown Type
Khan Academy

Khan Academy: Solutions of Systems of Inequalities

For Students 9th - 10th Standards
Check whether an ordered pair is a solution of a system of two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Activity
Cool Math

Coolmath: Graphing Linear Inequalities

For Students 6th - 8th Standards
A quick tutorial on graphing linear inequalities.
Unknown Type
Khan Academy

Khan Academy: Two Variable Inequalities Word Problems

For Students 9th - 10th
Solve word problems that involve linear inequalities in two variables.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Rei Solution Sets

For Teachers 9th - 10th Standards
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...
Activity
Hofstra University

Hofstra University: Linear Programming

For Students 9th - 10th Standards
This lesson is a review of problems with systems of inequalities. Many of the questions involve real world scenarios as word problems which the reader must decipher and resolve.
Unknown Type
Khan Academy

Khan Academy: Analyzing Structure With Linear Inequalities

For Students 9th - 10th
Given some information about a real-world context, analyze expressions containing unknown variables that model that context.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Systems Using Substitution

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Solve linear systems by using substitution.