Question

question
identify the variable in the expression below.
1 + 9b
answer attempt 1 out of 2

Explanation:

Step1: Recall variable definition

A variable is a symbol (usually a letter) that represents an unknown or changing quantity.

Step2: Analyze the expression \(1 + 9b\)

In the expression \(1 + 9b\), the number \(1\) is a constant, \(9\) is a coefficient, and \(b\) is the symbol representing a quantity that can vary. So the variable here is \(b\).

Answer:

\(b\)