Simplify the given expression.
(–3x2 – 9x + 17) – (15x2 + 20x – 4)
question 1 options:
a. –18x^2 – 29x + 13
b. –18x^2 – 29x + 21
c. –18x^2 – 11x + 21
d. –18x^2 – 24x + 13

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

What is the relationship between all triangles that can be drawn given the same three angles

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)) =