Khan Academy
Multiplying and Dividing with Inequalities Example, Linear Inequalities, Algebra I
Sal expounds on the concept of solving and graphing one-step inequalities. He solves two practice problems along the way. If shown in conjunction with Khan's other inequality video lesson, they would make a great lesson on inequalities.
Khan Academy
One-Step Inequality Involving Addition, Linear Inequalities, Algebra I
Practice problems are great ways to engage your charges with a new concept. Sal solves for x + 8 less than or equal to six and then graphs the solution. First, he subtracts eight from both sides, and then he subtracts six. Next, he draws...
Khan Academy
Multi-Step Inequalities, Linear Inequalities, Algebra I
Complete an algebra lesson with this video on evaluating and solving multi-step inequalities. Sal Khan completes several practice problems, explaining his process while exemplifying strong teaching skills. Each problem is different and...
PBS
Math in Fencing: Division of Clock Time
Is there time? Fencers need to make mental calculations within a match. The Math at the Core MS: Ratios resource points out that fencers calculate the ratio of touches per time left to help develop strategies to win. The competitors also...
PBS
Math in Fencing: Distance as a Variable
Out lunge the opponent. Fencing uses math in determining distances between opponents. An installment of the Math at the Core: Ratios series shows how to use variables to write an expression to show the distance a fencer must cover to...
Corbett Maths
Solving Inequalities - One Sign
Solve the problem of not knowing how to solve inequalities. Pupils learn to solve one-variable inequalities by watching a YouTube video. The video includes examples of two-step inequalities and inequalities with variables on both sides.
Virtual Nerd
Virtual Nerd: How Do You Graph the Union of Two Inequalities?
This tutorial will teach you how to graph the union of two inequalities using a number line. [2:06]
Virtual Nerd
Virtual Nerd: How Do You Graph the Intersection of Two Inequalities?
The intersection of two inequalities is what they have in common. This tutorial shows you how to graph two inequalities on the same number line and then find the intersection. [2:40]
Virtual Nerd
Virtual Nerd: How Do You Graph an Inequality or an Infinite Set on a Number Line
This tutorial will demonstrate how to graph an inequality and an infinite set on a number line. Closed and open circles are discussed using specific examples. [3:37]
Khan Academy
Khan Academy: Writing and Using Inequalities
In this video lesson students learn to write and solve linear inequalities.
Khan Academy
Khan Academy: Algebra: One Step Inequalities
Video demonstrating how to solve and graph a one-step inequality. Practice problems available. [1:54]
Khan Academy
Khan Academy: Algebra: Inequalities Using Multiplication and Division
Video demonstrates through several examples how to solve inequalities using multiplication and division of positive and negative numbers. Practice problems available. This video is also found in the strand Algebra: ck12.org. [10:27]
Khan Academy
Khan Academy: Algebra: Graphing Inequalities 1
This video demonstrates how to determine if a set of ordered pairs is a solution to a two variable inequality. First the video shows how to plug the ordered pair into the inequality and solve, then the video demonstrates how to graph the...
Khan Academy
Khan Academy: Algebra: One Step Inequalities 2
Video demonstrating how to solve and graph a one-step inequality including how to reverse the inequality. [2:54]
Khan Academy
Khan Academy: Algebra: Inequalities on a Number Line
A step-by-step video demonstrating how to graph inequalities on a number line. Practice problems available. [1:34]
Khan Academy
Khan Academy: Algebra: Multi Step Inequalities 2
Video demonstrating how to solve and graph multi-step inequalities. [3:47]
Khan Academy
Khan Academy: Algebra: Solving Inequalities
Video giving step-by-step instructions on how to solve inequalities. Example problem includes reversing the inequality when dividing by a negative number. [4:32]
Virtual Nerd
Virtual Nerd: How Do You Write an Inequality From a Number Line Graph?
Given a number line, how do you write the corresponding inequality? Watch this video for an explanation and example. [2:20]
Khan Academy
Khan Academy: Inequalities: Multi Step Inequalities 3
In this video lesson students solve a multi-step inequality problem.
Sophia Learning
Sophia: Graphing a Linear Inequality or >
Explore how to graph inequalities by plotting a test point. Assess learning with a quiz.
Sophia Learning
Sophia: Graphing a Linear Inequality
Learners watch a video that reviews how to graph a linear inequality. A detailed example about this topic is included in the lesson.
Virtual Nerd
Virtual Nerd: How Do You Solve a System of Inequalities by Graphing?
In this tutorial, you'll see how to solve a system of inequalities by graphing both inequalities and finding their intersection. [5:54]
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: Systems of Inequalities: Graphing Systems of Inequalities
This video demonstrates how to set up a system of linear inequalities and solve it by graphing.