-(3 5/9 - 2 2/15)/9,6+0,6*5/6 = - ( 1 5/9 - 2/15) : 9,6 + 6/10 * 5/6 = - ( 1 25/45 - 6/45) : 9,6 + 1/2 = - 1 19/45 : 9,6 + 1/2 = - 64/45 * 10/96 + 1/2 = - 4/27 + 1/2 = - 8/54 + 27/54 = 19/54
1) 45 - 31=14 литров
2) 55-23=32 другое число
19х 》
》 34
2х 》
19х-2х=34 95+(95-34)=166(кг)
7х=34
×=34:7
×=5
___________
19×5-2×5=34
34=34
40 - 35 5/9 = 39 9/9 - 35 5/9 = 4 4/9
<span>2×(а-3b)-(а-6b)+4а=2а-6в-а+6в+4а=5а</span>