Solve algebraic proportions in one variable which result in linear or quadratic equations. This lesson is 2 of 3 in the series titled "Solving Algebraic Proportions in 1 Variable."

Here we go over the process of substituting an expression into an equation to help solve for some unknown variable.

Here we go over the process of substituting an expression into an equation to help solve for some unknown variable.

In this lesson, students will learn Using Rational Equations to Solve for a Rate

Watch this tutorial to find out how to use the order of operations in reverse to solve an equation for a variable. [1:44]

This video tutorial explains how to identify equations that have an infinite number of solutions.

Video demonstrating how to work out a math problem by creating a simple equation and performing the arithmetic to solve it.

Professor Ellen Freedman uses this very short video to explain how to solve linear equations. She offers five specific tips to remember on how to do this.