© 2015 Shmoop University, Inc. All rights reserved.


Introduction to :

Why did we create this toolbox of rearranging expressions into equivalent expressions? Seems pointless, doesn't it? Rest assured, there is a point. Here it is:

If you have two expressions that are equivalent, you can substitute one for another in an expression, equation or formula.

What good does that do us? Ooh, aren't you about to find out.

back to top