Elsa earns 46 dollars each week working part-time at a bookstore. She earns one additional dollar for each book that she
sells.
Let A be the amount (In dollars) that Elsa earns in a week if she sells B books.
Write an equation relating A to B. Then use this equation to find the amount of money Elsa earns if she sells 21 books.
Equation:
Х
5
?
Amount Elsa earns if she sells 21 books: dollars