If an algebraic equation has two variables, x, and y, and each value of x is related to any other value of y, then x is an independent variable, and y is a dependent variable.

Illustrated definition of Variable: A symbol for a value we don't know yet. It is usually a letter like x or y. Example: in x + 2 = 6, x is the variable....

One of the variables, N, the number of particles, is a positive integer (and therefore a discrete variable), while the other three, P, V and T, for pressure, volume and temperature, are continuous variables.

Jul 23, 2025 · A variable is like a placeholder or a box that can hold different values. In math, it's often represented by a letter, like x or y. The value of a variable can change depending on the situation. …

Variables in math are symbols, often letters, that represent different values in various situations. They help us understand and solve problems with changing values.

Learn what a variable is in Maths, how to identify and use variables, and see examples with step-by-step solutions for exams and revision.

Variables in mathematics are symbols representing unknown numerical values in equations, including dependent and independent types. Explore their definition, classification, and practical applications …

Learn what a variable is in math with simple explanations. Understand its definition, types, and the difference between dependent & independent variables.

In algebra, a variable is usually a letter or other symbol that stands for a number or quantity that may vary. Variables can also be used to represent functions as well as quantities in other mathematical …

A variable is generally a letter that is used to represent an unknown quantity. Once we have discussed the variable definition, we learn some other terminology commonly used in Algebra 1. We will learn …