131+4*{36-32:16*[15+(24:x-20:5)*9]+7}=183
4*{36-2*[15+(24:x-4)*9]+7}=183-131
4*{36-2*[15+(24:x-4)*9]+7}=52
36-2*[15+(24:x-4)*9]+7=52:4
36-2*[15+(24:x-4)*9]+7=13
36-2*[15+(24:x-4)*9]=13-7
36-2*[15+(24:x-4)*9]=6
2*[15+(24:x-4)*9]=36-6
2*[15+(24:x-4)*9]=30
15+(24:x-4)*9=30:2
15+(24:x-4)*9=15
(24:x-4)*9=15-15
(24:x-4)*9=0
24:x-4=0:9
24:x-4=0
24:x=0+4
24:x=4
x=24:4
x=6
