Решите уравнение 2/5х + 5/6 = 1/6 - 7/25х
2/5х + 5/6 = 1/6 - 7/25х 2/5x+7/25x=1/6-5/6 10/25x+7/25x=-4/6 17/25x = -2/3 x = -2/3 * 25/17 x = -50/51