The difference of two numbers is 9 and the sum of the numbers is 55. what are the numbers? show procedure.

Find the third,fifth and seventh term sequence described by each rule a(n)=n+1

What is coefficient of the term of degree of degree 5 in the polynomial below

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