Solve for x in the equation x2 + 4x-4-8. O x= -6 or x = 2
O x=-2+2V2
O x = -2 or x = 6
O x=2+25

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