Question

evaluate the expression when $b = -4$ and $x = 2$.
$b - 4x$

Explanation:

Step1: Substitute given values

Substitute $b=-4$ and $x=2$ into $b-4x$:
$(-4) - 4(2)$

Step2: Calculate the product

Compute $4\times2$:
$-4 - 8$

Step3: Perform subtraction

Calculate the final value:
$-12$

Answer:

$-12$