f(x) = -x - 3
a = -1
L = -2
The limit of f(x), as x approaches a, is equal to L. With this information, we will identify f(x), a, and L. This tells us that a = -1, f(x) = (-x - 3), and L = -2.
[tex]\displaystyle \boxed{\lim_{x \to a} f(x) =L}\;\;\;\; \;\; \lim_{x \to -1} (-x-3)=-2[/tex]