What is the difference? 2x+5/x2-3x - 3x+5/x3-9x - x+1/x2-9

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

How does reflecting or rotating a figure change the interior angles of the figure?

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?