There were 38 bales of hay in the barn. Dan stacked more bales in the barn today. There are now 63 bales of hay in the barn. How many bales did he store in the barn?

If you answer 2+2 you will get over 80 points

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

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