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Dau coroana!! URGENT!! 50 PUNCTE!!
2x4:8+2{45:5:9+36:[(44-4x8):3+(90-8x7-4x4):9]:3}=

Răspuns :

Mikelina
=8:8+2{9:9+36:[(44-32):3+(90-56-16):9]:3}=1+2{1+36:[(12:3)+(34-16):9]:3}=1+2[(1+36:4)+18:9)]:3=1+2[(1+9)+2]:3=1+2(10+2):3=1+(2×12):3=1+24:3=1+8=9
2x4:8+2{45:5:9+36:[(44-4x8):3+(90-8x7-4x4):9]:3}=
8:8+2{9:9+36:[(44-32):3+(90-56-16):9]:3}=
1+2[1+36:(12:3+18:9):3]=
1+2[1+36:(4+2):3]=
1+2(1+36:6:3)=
1+2(1+6:3)=
1+2(1+2)=
1+2x3=
1+6=7






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