Khan Academy
Khan Academy: Algebra: Parallel Lines 3
This video demonstrates how to determine if lines are parallel given the equations. There are three equations listed but they are not all in slope-intercept form. Practice problems available. [2:42]
Virtual Nerd
Virtual Nerd: How Do You Make a Table of Values for a Linear Equation?
To graph a linear equation, you first need to make a table of values to plot. This tutorial will teach you how to set up this table of values using an example. [5:41]
Virtual Nerd
Virtual Nerd: How Do You Check if a Point Is on a Line if You Have an Equation
Verifying that a point is part of the equation of a line is very simple! Follow the steps in this quick tutorial to learn how! [1:35]
Khan Academy
Khan Academy: Algebra: Word Problem Solving 4
This video demonstrates how to solve two different word problems that involve linear relationships. In order to solve the problem an equation must be written and then the video demonstrates how to solve for a particular variable in the...
Khan Academy
Khan Academy: Algebra: Writing Proportions
This video demonstrates how to write a proportion by setting two ratios equal to each other. The video does not demonstrate how to solve the proportions, only set them up. This video is also found in the strand Algebra: Ratios and...
Khan Academy
Khan Academy: Algebra: Direct Variation Models
This video demonstrates how to create a direct variation model, or a linear equation, given a word problem that deals with rate of change. It also shows how to solve the equation and graph the direct variation model. Practice problems...
Khan Academy
Khan Academy: Algebra: Writing Linear Equations in All Forms
This video demonstrates how to write a linear equation in point-slope form, slope-intercept form, and standard form given two points on the line. [7:56]
Khan Academy
Khan Academy: Algebra: Proportionality Constant for Direct Variation
This video demonstrates how to set up an equation for direct variation and solve for the variable "k" which represents the constant of proportionality. [1:44]
Khan Academy
Khan Academy: Algebra: Sum of Consecutive Odd Integers
This video demonstrates how to set up a linear equation in order to find three consecutive odd integers that add up to 231. It also shows how to solve the equation. [4:33]
Khan Academy
Khan Academy: Algebra: Direct Variation Application
This video demonstrates how to solve a word problem involving a direct variation. It shows how to set up a linear equation for a directly proportional relationship and solve for the constant of proportionality. [2:02]
Khan Academy
Khan Academy: Linear Equation Work Problems
In this video lesson students learn to translate a word problem into a linear equation and then solve that equation.
Virtual Nerd
Virtual Nerd: What's Another Way of Solving a System of Equations
There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve a system of linear equations by combining the equations together in order to eliminate one of the variables. Then, see how to...
Virtual Nerd
Virtual Nerd: Solve a System of Equations Using Elimination by Multiplication
There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve such a system by combining the equations together in a way so that one of the variables is eliminated. Then, see how to find...
Sophia Learning
Sophia: Simultaneous Linear Equations With No Solution: Lesson 7
This lesson explores how to determine if a linear system of equations has no value pairs in common. It is 7 of 10 in the series titled "Simultaneous Linear Equations with No Solution."
Sophia Learning
Sophia: Slope Intercept Formula: Lesson 5
This lesson introduces the slope intercept form of a linear equation. It is 5 of 6 in the series titled "Slope Intercept Formula."
Sophia Learning
Sophia: Writing a Linear Equation From a Parallel Line and Point: Lesson 2
This lesson presents how to write an equation of a line that passes through a given point and is parallel to a given line. It is 2 of 5 in the series titled "Writing a Linear Equation from a Parallel Line and Point."
Sophia Learning
Sophia: Writing a Linear Equation From a Perpendicular Line and Point: Lesson 2
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line. It is 2 of 5 in the series titled "Writing a Linear Equation from a Perpendicular Line and Point."
Khan Academy
Khan Academy: Algebra I Worked Examples: Perpendicular Lines
The learning exercise is a video that examines perpendicular lines. Students watch an example on how to determine if lines are perpendicular. [3:29]
Khan Academy
Khan Academy: Algebra: Ca Algebra I: Slope and Y Intercept
This video demonstrates how to solve a variety of test questions related to equations of a line, slope, points on a line, and y-intercepts. [12:30]
Math Mammoth
Math Mammoth: Addition and Subtraction Equations
Models how to solve simple linear equations involving addition and subtraction and one variable. [12:05]
Math Mammoth
Math Mammoth: How to Solve Two Step Equations: Examples
In this lesson, students are shown how to solve two-step linear equations with different operations and some negative numbers. [10:50]
Math Mammoth
Math Mammoth: Beginning Algebra: Writing Equations for Word Problems
This lesson models how to write and solve linear equations for different types of word problems. [7:46]
Khan Academy
Khan Academy: Algebra: Equation of a Line
Students learn how to determine the equation of a line. The video tutorial investigates the algebra concept through detailed explanations and examples. [6:45]
Khan Academy
Khan Academy: Algebra: Slope
Students learn how to calculate the slope of a line. The video tutorial investigates the algebra concept through detailed explanations and examples.