Marco is going back-to-school shopping. He has a coupon for $10 off a purchase at Kohl's. He's only focusing on shoes today, which are $25 each. What equation represents the total of his purchases (y) based on the numbers of shoes bought (x)?
(More than one answer)
(A) y = 10x +25
(B) y= 25x -10
(C) y = 10x -25
(D) y = 25x +10