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3* [402+2*(3x-16)]=861​

Răspuns :

Răspuns:

3*[402+2*(3x-16)]=861

3*(402+6x-32)=861

1206+18x-96=861

1206+18x=861+96

1206+18x=957

18x=957-1206

18x=-249

x=-83/6