8 * (2X - 1) = 6 * (6 - X)
16X - 8 = 36 - 6X
16X + 6X = 36 + 8
22X = 44
X = 2
2t+5t+3,18=25,3
7t=25,3-3,18
7t=22,12
t=22,12:7
t=3,16
7z-3z=5,12
4z=5,12
z=5,12:4
z=1,28
3a+8a=1,87
11a=1,87
a=1,87:11
a=0,17