For brainlist Johnny and Maddox joined different gyms. The cost of joining the gym was $30 and then he must pay $15 per month. Johnny joined Gym A and his membership can be modeled by the following equation where x represents the number of months in which he has been a member and f(x) equals the total cost of he has paid for his membership. f (x) = 15x + 30 - Maddox joined Gym B and his membership is modeled in the following table. Part A: Determine who paid a higher joining fee for the gym membership. Explain. Part B: Which person pays a higher monthly rate? Explain how you know.

Someone answer asap for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

Jane has 5 nickels.john has 3 dimes.jane says she has a greater amount of money.with the information given,is she correct?