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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Rei Reasoning With Linear Inequalities

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

Texas Gateway: Investigating Methods for Solving Linear Equations, Inequalities

For Students 9th - 10th Standards
Given linear equations and inequalities, the student will investigate methods for solving the equations or inequalities.
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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.
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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.
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Handout
Purple Math

Purplemath: Linear Programming: Introduction

For Students 9th - 10th Standards
Linear programming is a part of a very important area of mathematics called "optimization techniques". This field of study (or at least the applied results of it) are used every day in the organization and allocation of resources. Linear...
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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...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications With Inequalities

For Students 6th - 9th Standards
[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...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Multi Step Inequalities

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

Ck 12: Algebra: Applications With Inequalities

For Students 6th - 9th Standards
[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...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications With Inequalities

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

Ck 12: Algebra: Multi Step Inequalities

For Students 7th - 9th
[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...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Inequalities With Multiplication and Division

For Students 8th - 9th
[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...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Multi Step Inequalities

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

Ck 12: Algebra: One Step Inequalities

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson, students solve inequalities and graph their solutions. Students examine guided notes, review guided practice, watch instructional videos and attempt...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Multi Step Inequalities

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

Ck 12: Algebra: Solve Inequalities Using Multiplication

For Students 8th
[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...
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Unknown Type
Khan Academy

Khan Academy: Compound Inequalities

For Students 9th - 10th
Solve compound linear inequalities.
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Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra

For Students 9th - 10th
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,...
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Graphic
Purple Math

Purplemath: Graphing Linear Inequalities Lesson: Y > Mx + B, Etc.

For Students 9th - 10th Standards
Demonstrates, step-by-step and with illustrations, how to graph linear (two-variable) inequalities.
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Unit Plan
Windstream

Ojk's Precalculus Study Page: Linear Inequalities and Absolute Value

For Students 9th - 10th Standards
This tutorial demonstrates how to solve linear equalities. It also defines absolute value and demonstrates how to solve problems involving absolute value.
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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.
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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.
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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.
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Unit Plan
Oswego City School District

Regents Exam Prep Center: Graphing Inequalities

For Students 9th - 10th
This tutorial shows students how to graph linear inequalities, then shade the appropriate side by testing a point. The site contains a practice page and a teacher resource page.

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