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{81×7-5×{3+3×(77:7-9:3)}]:4=​

Răspuns :

Răspuns:

{81×7-5×{3+3×(11-3)}}:4

{81×7-5×(3+3×9)}:4

(81×7-5×30):4

(567-15):4

552:4=138