A bicycle wheel rotates at 15 time, it diameter was 66m. what is the radius​

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81

How many glue sticks are in a basket containing 96 scissors, if the ratio of glue sticks to scissors is 19 to 57.

What is the solution to the equation in the & show work i’m very