Question

find the value of the expression
$r \times 3$
for $r = 3$.

Explanation:

Step1: Substitute r with 3

We know that \( r = 3 \), so we substitute \( r \) in the expression \( r\times3 \) with 3. The expression becomes \( 3\times3 \).

Step2: Calculate the product

Now we calculate \( 3\times3 \), which equals 9.

Answer:

9