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Efectueaza (57x2:3)+32x50-[39x(2+2):2]+8=

Răspuns :

57×2:3+32×50-39×(2+2):2+8
=114:3+1600-39×4:2+8
=38+1600-156:2+8
=38+1600-78+8
=1638-78+8
=1560+8
=1568