tk041993
contestada

f(x) = x +4 and g(x) = 12x -6 what is f(3) + g (-1)

(A) 22

(B) 33

(C) -11

(D) 11

I am having a brain fart can someone explain how I get the answer to this?

Respuesta :

kudzordzifrancis

Answer:

(C) -11

Step-by-step explanation:

The given functions are;

[tex]f(x)=x+4[/tex]

Plug in x=3.

This implies that; [tex]f(3)=3+4=7[/tex]

and

[tex]g(x)=12x-6[/tex]

Plug in x=-1

This implies that; [tex]g(-1)=12(-1)-6=-18[/tex]

[tex]f(3)+g(-1)=7+-18=-11[/tex]

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