3. Thomas wants to rent a carpet shampoo machine. Store A charges a flat fee of $25, plus $8 for each day a customer keeps the machine. Store B charges a flat fee of $30, plus $5 for each day a customer keeps the machine. Which equation could Thomas use to find the number of days he could rent the machine from either store and pay the same amount? A 8x+5x=55 B 25x+8= 30x + 5 C 8x+25=5x+30 D 8x+17=5x+25