68-40=28
28/4=7
therefore, 7 is your answer
(Hope it helps my friend ^_^)
Well based on this information, I don't think that this is a valid inference. There isn't enough data to go off of in order to answer this question.
Step-by-step explanation:

Answer:
Step-by-step explanation:
3b + 2f = 17
2b + 4f = 18
-6b - 4f = -34
6b + 12f = 54
8f = 20
f = $2.50 fries
3b + 2(2.5) = 17
3b + 5 = 17
3b = 12
b = $4 burger
Answer:
The function (gof)(x) is;

Explanation:
Given the functions;

Solving for the function;

so, we have;

Therefore, the function (gof)(x) is;
