Activity
Texas Instruments

Texas Instruments: Glencoe Algebra 2: Graphing Calculator Investigation Systems

For Teachers 9th - 10th
Students will solve systems of inequalities.
Activity
Texas Instruments

Texas Instruments: Linear Systems: Using Graphs and Tables

For Teachers 9th - 10th Standards
Students learn to locate the real number solution of a system of linear equations (two equations and two variables) with the help of tables and graphs. They also learn to graphically illustrate the types of solutions expected for a...
Unit Plan
Math Planet

Math Planet: Systems of Linear Inequalities

For Students 9th - 10th Standards
A system of linear inequalities in two variables consists of at least two linear inequalities in the same variables. The solution of a linear inequality is the ordered pair that is a solution to all inequalities in the system and the...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Checking Solutions to Systems of Linear Inequalities

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers checking for solutions of systems of linear inequalities. Students watch a video tutorial, explore guided notes and attempt practice problems.
Whiteboard
ClassFlow

Class Flow: Solving and Graphing Inequalities and Systems of Inequalities

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students view a demonstration on solving and graphing inequalities and systems of inequalities and then come to the Active Board and practice what they've learned.
Activity
Purple Math

Purplemath: Systems of Linear Inequalities

For Students 9th - 10th Standards
This Purplemath lesson describes how to solve a system of linear inequalities by graphing.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Inequalities in Two Variables

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Graph linear inequalities in two variables.
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...
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
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...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Inequalities in Two Variables

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers graphing inequalities in two variables.
Unit Plan
Other

Hsor.org: Cutting Times: Trimming Losses

For Teachers 9th - 10th Standards
Use this lesson plan to have students explore systems of inequalities.
Unknown Type
Khan Academy

Khan Academy: Graphs of Inequalities

For Students 9th - 10th Standards
Graph two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
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: Linear Programming

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Solve problems involving systems of linear inequalities. The tutorial includes examples, videos, and practice questions.
Unknown Type
Khan Academy

Khan Academy: Solutions of Inequalities Graphically

For Students 9th - 10th Standards
Given the graph of 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...
Unknown Type
Khan Academy

Khan Academy: Solutions of Inequalities: Algebraic

For Students 9th - 10th Standards
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.
Unit Plan
Texas Education Agency

Texas Gateway: Solving Linear Inequalities

For Students 9th - 10th Standards
The student will represent linear inequalities using equations, tables, and graphs. The student will solve linear inequalities using graphs or properties of equality, and determine whether or not a given point is a solution to a linear...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Determining the Type of Linear System

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving a system by graphing when there is no solution or infinitely many solutions.
Interactive
Shodor Education Foundation

Shodor Interactivate: Linear Inequalities

For Students 9th - 10th Standards
Students create linear inequalities and systems of linear inequalities on a coordinate plane. This is like a graphing calculator with advanced viewing options.
Lesson Plan
Other

Nearpod: Two Variable Inequalities

For Teachers 9th - 10th
In this lesson, students will graph linear inequalities and determine the solution set.
Lesson Plan
Alabama Learning Exchange

Alex: When Will Mr. "X" Meet Miss "Y"?

For Teachers 9th - 10th Standards
During this lesson, students will solve systems of equations graphically. Students will graph various equations individually using graphing paper. They will work with a partner to solve several system of equation problems and then graph...
Activity
Texas Instruments

Texas Instruments: Linear Programming Cookie Dough Kits

For Teachers 9th - 10th
In this lesson students explore the concept of linear programming. The students model a real life situation with a system of inequalities and then use their graphing calculators to search for a maximum value for an objective function....
Unit Plan
Khan Academy

Khan Academy: Equations & Inequalities Word Problems

For Students 9th - 10th Standards
HSA-CED.A.1: Interactive resource which create equations and inequalities in one variable and use them to solve problems. Include equations arising from linear and quadratic functions, and simple rational and exponential functions....