Evaluate the Function $f(x)=3-8 x$ , Find $f(-r)$
A) $3+8 r$ B) $r-8 x$

Multiple Choice

Evaluate the function.
-Given that $f(x) =3-8 x$ , find $f(-r)$ .

A) $3+8 r$
B) $r-8 x$
C) $3-8 r$
D) $3+\mathrm{rx}$