Решите уравнение: -1/3+х=-1/2 1/5-х=-1/3
1)х = -1/2 + 1/3 x = 2/6 - 3/6 x = -1/6 2)-x = -1/3 - 1/5 -x = -5/15 - 3/15 x = 8/15