Х+2 2/11=5
х= 5-2 2/11=5-24/11=31/11
х=31/11=2 9/11
26 5/8+а=30
а=30-26 5/8=3 3/8
а= 3 3/8
n-6 5/6=2/9
n= 2/9+41/6=127/18
n =127/18= 7 1/18
11 1/4-х=3 7/10
х= 11 1/4- 3 7/10
х= 45/4-37/10= 141/20
х= 141/20=7 1/20
3 11/24-х=1 1/6+1 1/9
83/24-х= 7/6+10/9=41/18
х= 83/24-41/18=85/72
х= 85/72=1 13/72
у+5/7-1/8=2/3-1/14
у+33/56=25/42
у= 25/42 - 33/56=7/1176
у= 7/1176= 1/168