Answer:

Step-by-step explanation:
The given function is
f(x) = 4x
As we know
f(x) = y, which implies x= 
Therefore,
y = 4x
x = 
as x= 
So,

replacing y by x in the above expression

So our inverse function is 
9 cups of tea were sold.
For each 6 cups of coffee, 1 cup of tea was sold. So 54/6 = 9.
Answer: go over 3 up 1
Step-by-step explanation: so like go to 3 then go up 1. Then go 3 more then up 1. Should be right I apologize if I’m wrong but I should be right!