9x-3y+10-12x+3y+2y-3 = By Admin ReiPosted on December 5, 2022 9x-3y+10-12x+3y+2y-3 = Jawaban Terkonfirmasi 9x – 3y + 10 – 12x + 3y + 2y – 3 =9x – 12x – 3y + 3y + 2y + 10 – 3 =-3x + 2y + 7.