Question

Consider the following functions.f(x) = x + 4 and g(x) = x-7Step 1 of 4: Find (f + 8)(x). Simplify your answer,Answer(+8)(x) =

Answer 1

$\begin{gathered} f(x)=x+4 \\ g(x)=x-7 \end{gathered}$$\begin{gathered} (f+g)(x)=f(x)+g(x)=x+4+x-7 \\ add_{\text{ }}like_{\text{ }}terms: \\ (f+g)(x)=2x-3 \end{gathered}$

Answer:

2x - 3