Question

what is the value of the expression below when $x = 5$?
$4x - 8$

Explanation:

Step1: Substitute \( x = 5 \) into the expression

Substitute \( x = 5 \) into \( 4x - 8 \), we get \( 4\times5 - 8 \).

Step2: Calculate the result

First, calculate \( 4\times5 = 20 \), then subtract 8: \( 20 - 8 = 12 \).

Answer:

12