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1100-[(128x4-144:x)x2]-171=1


Ma ajutati va rog !!


Răspuns :

1100-[(128×4-144:X)×2]-171 =1
1100-[(512-144:X)×2]=172
(512-144:X)×2 = 1100-172
(512-144:X)×2 = 928
512-144:X = 928:2
512-144:X=464
144:X = 512-464
144:X= 48
X=144:48
X= 3