The student council at kensington high school is making t-shirts to sell for a fundraiser, at a price of $12 apiece. the costs, meanwhile, are $6 per shirt, plus a setup fee of $150. selling a certain number of shirts will allow the student council to cover their costs. how many shirts must be sold?

Someone answer this asap rn 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)) =

Me. i can't figure out this question. give an explanation too. .

25 ! i need asap! ! ill mark brainliest!