0,5x-1/6x=2 целых 1/2
1/2х-1/6х=2 1/2 3/6х-1/6х=5/2 2/6х=5/2 х=5/2:2/6 х=5/2*6/2 х=15/2
1/2(0,5)x -1/6x = 2 1/2 3/6x - 1/6x = 2 1/2 2/6x = 2 1/2 x = 5/2 : 2/6 x = 5/2 * 3(2/6= 1/3) x = 15/2= 7 1/2 7