Решите уравнение 1/6 ---------- -3/8=1/40 1/4х- 1/3
1/6/(1/4х-1/3) - 3/8 = 1/40 ОДЗ: x≠4/3 1/6/(1/4х-1/3) = 2/5 1/4х-1/3 = 5/12 1/4x=3/4 x=3