32:b = 64:8
64:8 = 8
32:8 = 4
b = 4
y:4=49:7
49:7 = 7
7*4=28
y = 28
380-b=330-175
330-175=155
380-155=225
b = 225
m+32=183-143
183-143=40
40-32=8
m = 8