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Constant

A constant is a value that does not change. In algebra, it is often a number without any variables attached to it.

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A constant can be any real number, including integers, fractions, and irrational numbers.
In an equation like $y = mx + b$, the $b$ represents the constant term.
Constants can be positive, negative, or zero.
When solving equations, constants are isolated from variables during manipulation.
Constants are often used to represent fixed values in mathematical models.