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1100-[(512-144:a)×2]-171=1​

Răspuns :

Răspuns:

1100-((512-144:a)×2)=178 (171+1)

(512-144:a)×2=178+1100=1278

512-144:a=1278:2=639

144:a=639+512=1151

a=1151:144

a=7 rest 143