Khan Academy
Khan Academy: Algebra: Constraint Solutions of Systems of Inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a system of two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Khan Academy
Khan Academy: Constraint Solutions of Two Variable Inequalities
Find the range of values of one variable thatcorresponds to a given value of the other variable in a linear inequality.
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.
Texas Instruments
Texas Instruments: Linear Inequalities
In this question set, students are asked to solve inequalities in one variable, graph linear inequalities, and graph systems of linear inequalities. Questions are multiple choice and true/false; solutions are included.
Khan Academy
Khan Academy: Multi Step Linear Inequalities
Solve linear inequalities that take multiple steps to solve. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
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...
Khan Academy
Khan Academy: Inequalities Word Problems
Practice writing inequalities with variables to describe real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Sophia Learning
Sophia: Equations of Several Variables: Lesson 2
This lesson explains how we might represent an equation in terms of more than one variable. It is 2 of 5 in the series titled "Equations of Several Variables."
Khan Academy
Khan Academy: Equations With Variables on Both Sides
Practice solving one-variable equations like 20 - 7x = 6x - 6, where the variable appears on both sides of the equals sign. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Purple Math
Purplemath: Solving Linear Inequalities: Introduction and Formatting
This resource demonstrates how to solve linear inequalities step-by-step and shows four different solution formats/notations viz. inequality notation, set notation, interval notation, and the last "notation" which is more of an...
Illustrative Mathematics
Illustrative Mathematics: A Ced, a Rei Basketball
In this task, two brothers track how many games they have each won. Students are asked to make calculations based on the percentage of games won. They set up a rational equation (and a rational inequality) in one variable, and then solve...
Khan Academy
Khan Academy: Constraint Solutions of Two Variable Inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a linear inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
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.
CK-12 Foundation
Ck 12: Algebra: Equations With Radicals on Both Sides
[Free Registration/Login may be required to access all resource tools.] Solve equations that involve more than one radical expression.
Math Medics
S.o.s. Math: Systems of Equations in Three Variables
It is often desirable or even necessary to use more than one variable to model a situation in many fields. When this is the case, we write and solve a system of equations in order to answer questions about the situation.
Interactive Mathematics
Interactive Mathematics: Solving Inequalities
Several examples are presented in this tutorial to demonstrate how to solve inequalities in one variable.
Khan Academy
Khan Academy: Writing Inequalities to Describe Real World Situations
In this exercise, students practice writing inequalities to describe real-world situations. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Interactive Mathematics
Interactive Mathematics: Solving Inequalities W/ Absolute Value
These examples can help you solve absolute value inequalities. They show each step and are easy to follow. The last example demonstrates how to graph the solution.
CK-12 Foundation
Ck 12: Algebra: Compound Inequalities
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve compound inequalities. Students watch a video tutorial, explore guided notes and attempt practice problems.
Windstream
Ojk's Precalculus Study Page: Polynomial Inequalities, One Variable
This tutorial offers two methods to solve polynomial inequalities. Site includes several examples, charts, graphs, and other information for student understanding.
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: Lesson: Solving Linear Equations and Linear Inequalities
In this lesson, we'll learn to: Solve linear equations, Solve linear inequalities,and Recognize the conditions under which a linear equation has one solution, no solution, and infinitely many solutions.
Illustrative Mathematics
Illustrative Mathematics: A Rei: How Does the Solution Change?
The purpose of this task is to ask students to reason about solutions without explicitly solving them to get them to understand what it means for a number to be a solution to an equation. Aligns with A-REI.A.
CK-12 Foundation
Ck 12: Linear Equations: Temperature Transitions
[Free Registration/Login Required] Students learn how to solve equations with variables using the given graph. Click challenge me to answer practice questions and click learn more to watch a video.