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Respondido

Calculeaza :23×(79-25)+(2104+820)÷86-29
3+10×[362+10×(24+78÷6)]
[434÷14-(55608÷8+924÷33)÷27]+2-1
{(200-15×10)÷25+13×[17+9×(473÷11-4×8)]}7+62
44+5×{639-9×[35+4×(216-1071÷53)]}
18+2×{[72-15×(161÷7-19)]×2+(31+390÷26)÷23}.

Resposta :

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