Решите уравнение (300*x-72)/7=96+108
(300*х-72)/7=204 (300*х-72)=204×7 (300*х-72)=1428 1428-72=1356 300*х=1356 х=4,52
спасибки
(300x - 72) / 7 = 96 + 108 (300x - 72) / 7 = 204 300x - 72 = 204 300x = 204 +72 300x = 276 x = 276/300 x = 23/25