Пошаговое объяснение:
= 9d - 3 + 14d + 7 = 23d + 4
при d= 2 4/33
23d + 4 = 23 * 2 4/33 + 4 = 23 * 70/33 + 4 = 1610/33 + 4 = 48 26/33 + 4 = 52 26/33
