Algebraic Expressions Topics

Variables

A variable is a letter, like x or y, that represents an unknown number. Another way of thinking...

Expressions and Equations

In the English language, we've got phrases and we've got sentences. A phrase is a string of words...

Combining Like Terms

You probably don't keep bananas in your sock drawer or toothpaste on your bookshelf. If you do,...

Equations, Functions, and Formulas

What are these expression things good for, anyway? You can't have equations and formulas without...

Toolbox Applications

Why did we create this toolbox of ways to rearrange expressions into equivalent expressions?...

Geometric Formulas

Formulas wouldn't tell us squat if we couldn't turn around and apply them to situations in the...

Unit Conversion

Here's a video to showcase unit conversion in action.

In the Real World

Hey, we like practical stuff, too! The great thing is that all of these formulas can be applied...