The perimeter of a rectangle is 42 meters. The length of the rectangle is 3 meters less than twice the width. Find the length of the rectangle. *

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

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250