9. 2/9 * (3,6 - 1,5) + 1/3 =

2/9 * (3,6 - 1,5) + 1/3 = 2/9 * 2,1 + 1/3 = 2/9 * 21/10 + 1/3 = 2/9 * 21/10 + 1/3 = 1/3 * 7/5 + 1/3 = 7/15 + 5/15 = 12/15 = 4/5 = 0,8

Ответ: 0,8