Question

a ______________ is a symbol, usually a letter, that represents a number. algebraic expression coefficient term variable

Explanation:

In algebra, a variable is a symbol (usually a letter like \(x\), \(y\), or \(z\)) that represents an unknown or changing number. An algebraic expression is a combination of variables, numbers, and operations. A coefficient is the number multiplied by a variable in a term. A term is a single number, variable, or the product of numbers and variables.

Answer:

D. variable