Find the One-Sided Limit $\lim _ { x \rightarrow 0 ^ { - } } ( 4 - 5 x )$

Find the one-sided limit.
- $\lim _ { x \rightarrow 0 ^ { - } } ( 4 - 5 x )$

A) 0
B) -1
C) 4
D) does not exist