When asked to write the prime factorization of the number 27, a student wrote 9.3. explain the error and write the correct answer.

30 is 6 multiplied by a number y as a equation

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

Which function has the domain x> -11?