(3целых1/2+(2/3)в квадрате)умножил х+3/18=5/18
[3 1/2 + (2/3)^2] • х + 3/18 = 5/18 (7/2 + 4/9) • х = 5/18 - 3/18 (63/18 + 8/18) • х = 2/18 (71/18) • х = 2/18 х = 2/18 : 71/18 х = 2/18 • 18/71 х = 2/71