Constant
Definition
A constant is a fixed value that does not change. In algebraic expressions, it is a number on its own without any variables attached.
5 Must Know Facts For Your Next Test
- A constant remains the same throughout the entire problem or equation.
- Constants can be any real number, including integers, fractions, and decimals.
- In an algebraic expression like 5x + 3, the number 3 is the constant.
- Constants are often added to or subtracted from variable terms in algebraic expressions.
- The value of a constant does not depend on any other variables in the equation.
Review Questions
- What is a constant in an algebraic expression?
- Identify the constant in the expression 7y - 4.
- Why do constants remain unchanged throughout solving an equation?
"Constant" appears in:
Related terms
Variable: A symbol that represents an unknown value and can change within the context of a mathematical problem.
Coefficient: A numerical or constant quantity placed before and multiplying a variable in an algebraic expression.
Expression: A combination of numbers, variables, and operators (such as + and −) grouped together that shows the value of something.
