If f(x) = x + 8 and g(x) = –4x – 3, find (f + g)(x).

A. (f + g)(x) = –3x + 5
B. (f + g)(x) = 5x + 11
C. (f + g)(x) = 3x – 5
D. (f + g)(x) = –5x – 11