Curated OER
What Does It Mean When an Inequality is a Contradiction or Has No Solution?
If you plug in a value for a variable in an inequality and you get a contradiction then the inequality has no solution. Is that really possible? Yes, it is. Watch this video and see the several examples that the instructor will present...
Curated OER
How Do You Find the Solution Set for a Relation If You Know the Domain?
Use a table to find the solution set for an equation. Watch an instructor as she directs how to create ordered pairs using a given domain and check your answers using one of these ordered pairs. A practical video for anyone, student or...
Curated OER
How Do You Solve and Graph a Two-Step Inequality?
Approach inequalities in a new way with this video! This video gives step-by-step instruction on how to solve a 2-step inequality and then graph the answer. Learners could use this video as a reference as they do homework, or you might...
Curated OER
How Do You Find a Solution Set When You Have A Replacement Set?
Given a replacement set of values, plug them in to find a solution set to this inequality expression.
Curated OER
How Do You Determine if an Ordered Pair is a Solution to an Equation?
There are several ways to determine if an ordered pair is the solution to a linear equation. The ordered pair can be plugged in to the equation to check if it's a solution. However, in this video the instructor sets up a table and plugs...
Curated OER
What's a Set?
What is a set and how do I write one? This video defines what the term set means. It also defines a replacement set and solution set.
Virtual Nerd
Virtual Nerd: What's a Set?
Find out what a set is and why it is so important to algebra. Watch this video to learn about the different kind of sets. [1:42]
Sophia Learning
Sophia: Graphing a System of Linear Inequalities
Students watch a video lesson that demonstrates how to graph a system of linear inequalities. The tutorial includes a detailed example and a quiz follows to test students' understanding of the skill. [5:55]
Virtual Nerd
Virtual Nerd: What's a Set?
This tutorial explores what a set is and the different kinds of sets in algebra problems. [1:42]
Khan Academy
Khan Academy: Algebra I Examples: Graphing Systems of Inequalities 3
The detailed example examines systems of inequalities. Students watch a video example on how to graph the solution set of systems of inequalities to solve a word problem. [9:45]
Khan Academy
Khan Academy: Algebra I Examples: Graphing Systems of Inequalities 2
The detailed example examines systems of inequalities. Students watch a video example on how to graph the solution set of systems of inequalities. [3:24]
Sophia Learning
Sophia: Linear Inequalities With All Real Numbers Solution
Multi-step inequalities with real number solution sets are investigated in this video lesson. The tutorial includes detailed examples.