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a fost răspuns

5+7x6-8:2+6; 6+8+9x5-4-3x6+1

Răspuns :

Alu2
5+42-4+6=47-4+6=43+6=49
6+8+45-4-18+1=14+45-4-18+1=59-4-18+1=55-18+1=37+1=38
5+42-4+6=47-4+6=43+6=49;14+45-4-18+1=59-4-18+1=55-18+1=37+1=38;