Please help, my computer is about to die and this is due in a few minutes. Will mark brainlist if correct

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

How much orange juice do you need to make 2 servings of lemony orange slush?