"X Equals" is a mathematical expression often used to denote that one value is equal to another. In algebra, it typically appears in equations, where X represents an unknown variable that can be solved for. For example, in the equation 2X + 3 = 7, the goal is to find the value of X that makes the equation true. This concept is fundamental in mathematics and is used in various fields, including science and engineering. Understanding "X Equals" helps in solving problems and making calculations, as it establishes relationships between different quantities and allows for the manipulation of equations to find unknown values.