In how many ways can the digits in the number 7,555,111 be​ arranged?

You purchased 8 pounds 10 ounces of candy from a candy shop. you want to split it equally among 3 classrooms at a local school.

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?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)