Answer:

Step-by-step explanation:
To find the inverse of a function, switch the x and y values and isolate y. After switching the x and y values of
, we get
.
Now divide by 2 to isolate y:

Well, is just their difference, let's first convert the mixed fraction to "improper" and then subtract.
Answer:
The answer is 17.2 hours
Step-by-step explanation: Because first you add all hours together (which is 86/15) then multiple it by 3 (week) which is 86/5 = 17.2 hours
Answer: 17>x greater than or equal to symbol 9
Step-by-step explanation: if it must be less than 17 you put less than and it can be no less than 9 meaning it can be greater than or equal to 9