(24^173)/(2^322*6^172)=(24^173)/(4^161*6^172)=(24^173)/((24^161)(6^11))=24^12/6^11=
=4^12*6^12/6^11=4^12*6
2/9 и 5/6=4/18 и 15/18
5/12 и 7/8=10/24 и 21/21
3/26 и 9/13=3/26 и 18/26
5/8 и 6/7=35/56 и 48/56
7/12 и 8/15=35/60 и 32/60
3/8 и 5/6 и 7/12=27/72 и 60/72 и 42/72
-3у + 3 - у +3 = 6
- 4у = 6 - 3 - 3
-4у =0
у = 0