Решите уравнение 1/6а-1/2=3-1/2а
1/6а-1/2=3-1/2а1/6a + 1/2a = 3 + 1/2 1/6a + 3/6a = 18/6 + 3/6 a + 3a = 18 + 3 4a = 21 a = 5,25