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Compuneti enunturi pentru problemele :
7+(7x9)+(7x9-7)=
127+(127x4)=
74+(74x2)+(74+24x2)=


Răspuns :

7+(7x9)+(7x9-7)=7+63+(63-7)=70+56=126

127+(127x4)=127+508=635

74+(74x2)+(74+24x2)=74+148+(74+48)=222+122=344