Watch [2:52] Sal work through a harder solving linear equations problem.

Watch (1.19) Sal work through a basic Solving linear equations problem.

Watch [3:21] Sal work through a harder systems of linear equations word problems.

Write the equation of a line, given its slope and the coordinates of a point on the line including lines parallel to the x- or y-axis. This lesson is 3 of 3 in the series titled "Finding the Equation of a Line given its Slope and a Point."

Write the equation of a line, given its slope and the coordinates of a point on the line including lines parallel to the x- or y-axis. This lesson is 1 of 3 in the series titled "Finding the Equation of a Line given its Slope and a Point."

Given the equation of a line, this lesson shows how to find the slope. It is 1 of 11 in the series titled "Finding the Slope of a Line from an Equation."

The shifting of a function to the left or right on a graph is shown in this lesson. It is 3 of 11 in the series titled "Shifting Left to Right."

The shifting of a function to the left or right on a graph is shown in this lesson. It is 4 of 11 in the series titled "Shifting Left to Right."

The shifting of a function to the left or right on a graph is shown in this lesson. It is 6 of 11 in the series titled "Shifting Left to Right."

The shifting of a function to the left or right on a graph is shown in this lesson. It is 8 of 11 in the series titled "Shifting Left to Right."

The shifting of a function to the left or right on a graph is shown in this lesson. It is 1 of 11 in the series titled "Shifting Left to Right."

The relationship between slopes of perpendicular lines is discussed in this lesson. It is 1 of 6 in the series titled "Slope in Perpendicular Lines."

This lesson introduces the slope intercept form of a linear equation. It is 1 of 6 in the series titled "Slope Intercept Formula."

Solve algebraic proportions in one variable which result in linear or quadratic equations. This lesson is 1 of 3 in the series titled "Solving Algebraic Proportions in 1 Variable."

This lesson demonstrates how to write a linear equation in standard form when give two point on the line.

This lesson will demonstrate how to write linear equations in point-slope form.

Here we discuss how to setup and solve a word problem using linear equations.

Here we discuss how to setup and solve a word problem using linear equations.

In this lesson, students will learn Solving a System of Linear Equations involving Distance, Rate and Time

In this lesson, students will learn Solving a System of Linear Equations given Cost and Quantity Relationships

In this lesson, students will learn simultaneous equations with Mixtures

In this lesson, students will learn Writing an Equation for Perpendicular Lines in the Real World. Student watch a video tutorial.

In this lesson, student will learn Writing an Equation for Vertical and Horizontal Lines in Real Life. Student watch a video tutorial and then take an online quiz.

In this lesson, students will learn Determining the Slope of an Incline