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Kittendiva1
a fost răspuns

daca a=175 si b+c=234,calculati:a)a+b+c, b)2a+b+c,c)a+2b+2c

Răspuns :

a)a+b+c=175+234=409
b)2a+b+c=2x175+234=350+234=584
c)a+2b+2c=a+2(b+c)=175+2x234=175+468=643
Sorna
a) a+b+c = ?
175+234= 409
b) 2a+b+c=
2•175+234= 340+234= 574
c) a+2b+2c=
175+ 2•234=175+468= 643