Introduction to Algebra
What is Algebra
This video from Firefly Lectures explains how to identify the various terms in an algebraic expression and explains the difference between expressions and equations.
Note: All Firefly Lectures content is available for free at www.fireflylectures.com.
This video from Professor Dave Explains gives an introduction to solving and balancing equations. You can try the exercises towards the end of the video (at 3:42) to practise what you have learned.
Note: All Professor Dave Explains content is available for free at www.youtube.com/professordaveexplains.