Let y represent the total cost of publishing a book (in dollars). let x represent the number of the copies of the book printed. suppose that x and y are related by the equation 15x+1100=y a) what is the change in total cost for each book printed? b) what is the cost to get started (before any books are printed)?

Find the total area for the regular pyramid ( follow the answer set up in the picture)

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato

Secant be and cf intersect at point d inside a what is the measure of cde