Evaluate the Function $f(5,-4)$ When $f(x, y)=9 x+8 y-8$
A) -3
B) -4
C) 5
D) 13

Evaluate the function.
-Find $f(5,-4)$ when $f(x, y) =9 x+8 y-8$ .

A) -3
B) -4
C) 5
D) 13