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3000-{123*4-[(x:3-271)-3*12]+125*12}EGAL 1243

Răspuns :

123*4-[(x:3-271)-3*12]+125*12=1757
(x:3-271)-3*12=1992-1757
(x:3-271)-3*12=235
x:3-271=271
x:3=542
x=1626