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a fost răspuns

320:4-{(80-50)×2-[6×2+(50-23):3]×2}

Răspuns :

Rambomiki2008
80-60-12+9*2=20-12+18=8+18=26
CarMina03
320:4-{(80-50)×2-[6×2+(50-23):3]×2}=80-{30×2-[12+27:3]×2}=80-[30×2-(12+9)×2]=80-[30×2-21×2]=80-(60-42)=80-18=

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