Algebra 1 · Expressions & Equations
Constant
Algebra 1 · Expressions & Equations
Definition
A constant is a term in an expression that is a fixed number and contains no variable.
Examples
- In 4x + 9, the constant is 9.
- In 2x - 5, the constant is -5.
Key rule
A constant never changes because it has no variable.
Memory hook
Constant = stays constant, no variable to move it.