Assume that the United States population is 300 million. If 200 million people are of working age, 125 million are employed, and 15 million are unemployed, what is the size of the labor force?

How to solve a simultaneous equation involved with fractions?

Which graph represents the parent function of y=(x+2)(x-2)

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