Alex made 3/5 of a batch of cookies in3/10 of an hour. how much time will it take him to make 1 full batch of cookies

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

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.