Go to the third pic for your answer. I got problem 4 wrong but it shows the correct answer.
1: -4/1
2: 1/2
3: 1/4
4: -4/1
I hope those r the correct answers
Answer:

Step-by-step explanation:
We are given that Ben has a cell phone plan that provides 200 free minutes each month for a flat rate of $39.
We are also told that For any minutes over 200, Ben is charged $0.35 per minute.
let x be the minutes used each month
So, if 
So, coat will be $39
If 
So, Ben is charged $0.35 per minute
So, when 
So, charge = 
So, the piecewise functions accurately represents charges based on Ben's cell phone :
