P= {3, 9, 11, 13} and Q = {3,7,9,15} are subsets of the universal set e = {1,
3,7,9, 11, 13, 15). Find P'nQ'.

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books