Stop making this common algebra simplification mistake with fractions. Many students incorrectly cancel variables in the ...

Master how to simplify square roots with this quick, practical guide. You will learn to identify perfect squares up to 100 ...

Algebraic expressions can be expanded - multiplied by one or more terms. They may also be simplified – made shorter and simpler by collecting like terms. Multiply \(-3\) by \(-4\) using the rule for ...

Two linear expressions can be expanded, and then simplified by collecting like terms, if there are any. Linear expressions have no terms with power of 2 or higher. For example, 15x – 4y is a linear ...