given $f(x)=-3x - 3$, find $f(-2)$.

Explanation:

Step1: Substitute x = -2

Substitute $x=-2$ into $f(x)=-3x - 3$. $f(-2)=-3\times(-2)-3$

Step2: Calculate the multiplication

First, calculate $-3\times(-2)=6$. $f(-2)=6 - 3$

Step3: Calculate the subtraction

$6-3 = 3$. $f(-2)=3$

Answer:

$3$