01:22duration 1 minute 22 seconds

Introduction to solving an equation with…

Introduction to solving an equation with variables on the same side

A short and simple demo about adding like variable terns that are together on one side of the equals sign in an equation.

04:22duration 4 minutes 22 seconds

Solving a radical equation that simplifies to a…

Solving a radical equation that simplifies to a linear equation:One radical, basic

Two examples that show different possible results from solving a radical equation. You must always check the answer to these.

01:53duration 1 minute 53 seconds

Restriction on a variable in a denominator: Linear

Division by zero is not possible, so this shiows how to determine what variable value(s) are not alloowed to be inserted into a particular fraction in algebra.