Factors are the numbers you multiply to get another number. For example, the factors of 15 are 1, 3, 5 and 15 because 1×15 =…

A set is a collection of “elements.” The elements of a set can actually be anything: {January, February, March} is a set, but here we’ll…

You already know about squaring, 4² = 16, 7² = 49, and so forth. The opposite, or inverse, of squaring is taking the square root. …

If you are asked to simplify something like 5 + 7 × 2, the question that arises is which way do I do this? Do…

One of the most common operations when working with polynomials is simplifying by combining like terms. Terms can be combined only if they have exactly the same…

The hardest thing about doing word problems is taking the words and translating them into math. Usually, once you get the equation, you’re fine and…

In your algebra classes, you’ll encounter the three basic properties of numbers. Although these properties will be more relevant in matrix algebra, calculus and advanced…

Solving linear inequalities is almost like solving linear equations. Here’s how it works: Solve x + 3 < 0 If the problem was x + 3 = 0, we’d…