tenD2elsea5mj tenD2elsea5mj Today at 9:03 AM Mathematics Answered From 12x - 6y + 9z subtract -x -3z + 6y . A) 12z - 13x - 12y B) 13x + 12y + 12z C) - 13x - 12y - 12z D) 13x - 12y + 12z