For this case we have the following functions:

When composing the functions we have:

Substituting values we have:

Rewriting:

The function has a horizontal asymptote at y = 3.
Therefore, the range of the function is all reals minus y = 3.
Answer:
option 3
Answer: A variable
Step-by-step explanation:
Step-by-step explanation:
7x + 8y = -12
8y=-12-7x
y=
