1)Х:36=35;
X=36*35
X=1260
2)9:Х=27:5
9:X=5 2/5
X=9:27/5
X=5/3
X=1 2/3
3)36:27=36, 75:Х
36,75:X=36:27
36,75:X=1 1/3
X=36,75:4/3
X=27,5625
4)17:Х=68:23;
X*68=17*23
X*68=391
X=391:68
X=5,75
5)18:4=Х:12
4X=18*12
4X=216
X=216:4
X=54
6)38:Х=19:6
19X=38*6
19X=228
X=228:19
X=12