For the Given Pair of Functions, Find the Requested Function $f(x)=5 x-3, g(x)=-7 x+8 ;(f+g)(x)$

Multiple Choice

For the given pair of functions, find the requested function.
- $f(x) =5 x-3, g(x) =-7 x+8 ;(f+g) (x)$

A) $-2 x+5$
B) $12 x-5$
C) $-2 x^{2}+5$
D) $-3 x+11$