It takes practice and a few useful methods to decide where to start when solving equations with a variable on both sides of the equals sign. There are many methods we use to solve for the variable when it...

Variables are used throughout Algebra, Geometry, and Calculus. Variables are therefore very important to understand. A variable is a symbol, such as x, that is used to describe an unknown number. In functions...

Equations are fundamental to Algebra, and solving linear equations is necessary for you to learn how to solve two-step equations, and other multi-step equations. Solving linear equations involves finding...

It is important to combine like terms so that you are dealing with the simplest form of the expression or equation. This makes the expression or equation simpler to work with and shorter to read. This...