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Khan Academy
Khan Academy: Solutions of Inequalities Graphically
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...
Texas Instruments
Texas Instruments: Tracing Paper Inequalities
In this activity, students will graph systems of linear inequalities in two variables in the Cartesian coordinate plane and find their solutions.
CK-12 Foundation
Ck 12: Algebra: Systems of Linear Inequalities Study Guide
This comprehensive study guide highlights the main terms and formulas needed to understand systems of linear inequalities. Examples are included.
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.
Math Planet
Math Planet: Systems of Linear Inequalities
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...
Khan Academy
Khan Academy: Solutions of Systems of Inequalities
Check whether an ordered pair is a solution of a system of two-variable linear inequalities.
CK-12 Foundation
Ck 12: Algebra: Graphs of Inequalities in One Variable
[Free Registration/Login may be required to access all resource tools.] Students learn to graph linear inequalities on the coordinate plane. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Khan Academy
Khan Academy: Constraint Solutions of Systems of Inequalities
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.
Illustrative Mathematics
Illustrative Mathematics: A Rei Solution Sets
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...
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
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,...
Math Medics
S.o.s. Math: Algebra
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...
Government of Alberta
Learn Alberta: Linear Inequality Graph
Learn Alberta offers an interactive Java applet to manipulate and view all types of graphs of linear equations and inequalities.
Math.com
Math.com: Graphing Equations and Inequalities: The Coordinate Plane
The tutorial explains how learners can solve a formula for any of its variables using the rules for solving equations. Notes, examples, and practice problems are included in the resource.
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.
Purple Math
Purplemath: Linear Programming: Introduction
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...
Khan Academy
Khan Academy: Equations & Inequalities Word Problems
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....
Khan Academy
Khan Academy: Analyzing Structure With Linear Inequalities
Students can practice analyzing structure with linear inequalities with these multiple-choice practice problems.
CK-12 Foundation
Ck 12: Algebra: Graphs of Systems of Linear Inequalities
[Free Registration/Login may be required to access all resource tools.] This lesson covers graphing systems of linear inequalities to find the solution area. Students watch videos, review guided notes and attempt practice problems.
Texas Instruments
Texas Instruments: Linear Systems: Using Graphs and Tables
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...
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.
Illustrative Mathematics
Illustrative Mathematics: 6.ee Log Ride
In 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...
CK-12 Foundation
Ck 12: Algebra: Linear Systems With Addition or Subtraction
[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.
Alabama Learning Exchange
Alex: Systems of Equations: What Method Do You Prefer?
The purpose of this lesson is to help students apply math concepts of solving systems of equations to real life situations. The students will use the three methods of graphing, substitution, and elimination to solve the system of...