Question

Given f(x) = –3x – 7, what is f(–4)?









A.
–1







B.
–14







C.
5







D.
40

Answer 1

\(\large\color{midnightblue}{ \rm f(x) = –3x – 7 }\)

` E X A M P L E ` \(\large\color{midnightblue}{ \rm f(3) = –3(3) – 7 =-9-7=-16 }\)

So, \(\large\color{midnightblue}{ \rm f(-4) = –3(-4)~ – 7 }\) ` S I M P L I F Y ` the given expression.