Answer:
A. Line a and line b
Step-by-step explanation:
Did this a couple years ago, im kinda lost xD . sorry
You have to turn the denominators the same then whatever you do to the top you do to the bottom the just subtract
When it says per month, it means to multiply. In this case, the expression would be;
25x+50
So however many months Fatima has spent at the gym, you would multiply that times 25 and add the initiation fee. Hope this helps.