Question

If the function f is defined by f (x) 3x + 4,

then 2f(x) + 4=
(A) 5x + 4
(B) 5x + 8
(C) 6x + 4
(D) 6x + 8
(E) 6x + 12

Answer 1

Answer: E

Explanation:

`2f(x)+4=2(3x+4)+4=6x+8+4=6x+12`