G is (-5x+4)– (3x?- 7x +4) sim

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

Who long does it take to drive 150 miles at 45 miles per hour

What is the sum of these mixed numbers 4 2/3+ 3 1/9