Lynn takes her puppy, Olive, to a doggy daycare. The price for the daycare is $21 per day along with a monthly admission fee of $48. Last month Lynn paid a total of $426. Which equation can be used to find the number of days, d, that Olive spent at daycare, and how many days was she there? 48d + 426 = 21; 9 days 21d + 48 = 426; 18 days 48d + 21 = 426; 8 days 426d - 21 = 48; 7 days NextReset