Ineed mine says brad and wes are building a tree house they cut a 19 1/2 foot pieces of wood into 3 of the same length pieces . how long is each pieces of wood . enter you answer as a simplified mixed number

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