42, because 1/6 of 42 is seven. I could be wrong but I think this is the correct answer
Answer:

Step-by-step explanation:
We can find the inverse function of this excercise, isolating X and then changing the variables.


And now we change the variables and we get the inverse function:

Answer:
-19
Step-by-step explanation:
The correct answer for this question is c
Answer: maybe line C, i dont know
Step-by-step explanation: