Square rstu dilates by a factor of with respect to the origin to create square r's't'u'. if r's' is 2 units, what is rs?

There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

What is x3+3x2−16x−48 divided by x−1?