3/5 • x + 2 1/3 - 4 5/6 • x - 2 2/3 • x =
= 18/30 • x + 2 1/3 - 4 25/30 • x - 2 10/30 • x =
(18/30 - 6 15/30)x + 2 1/3 = (18/30 - 145/30 - 80/30)x + 2 1/3 =
= (-207/30)• 1/3 + 2 1/3 = -69/30 + 70/30 = 1/30
3/5 • x + 2 1/3 - 4 5/6 • x - 2 2/3 • x =
= 18/30 • x + 2 1/3 - 4 25/30 • x - 2 10/30 • x =
(18/30 - 6 15/30)x + 2 1/3 = (18/30 - 145/30 - 80/30)x + 2 1/3 =
= (-207/30)• 1/3 + 2 1/3 = -69/30 + 70/30 = 1/30