"X Equals 30" is a mathematical expression indicating that the variable X has a value of 30. In algebra, this type of equation is often used to solve for unknown variables. When we say "X equals 30," it means that wherever X appears in an equation, it can be replaced with the number 30. This concept is fundamental in mathematics and is used in various fields, including science, engineering, and finance. Understanding how to manipulate and solve equations like "X Equals 30" is essential for problem-solving and analytical thinking in these disciplines.