19 A shirt is on sale for 15% off the regular price. Josef determines the amount he will save
by first calculating 15% of the regular price, s, and then subtracting that amount from the
regular price of the shirt. Josef then determines the amount he will pay. Which expression
could he use to calculate the amount he will pay for the shirt on sale?
A
-0.855
B
0.15
C
0.855
1.155

What number should be added to both sides of the equation to complete this square? x^2-10x=7

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)) =

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?