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Mariaroxanadian
a fost răspuns

rezolvarea pentru:

a+b+c=2450
a=b+250
a=c+180
a=?
b=?
c=?

Răspuns :

Deva
a=c+180,c=a-180,c=b+250-180=b+70
b+250+b+b+70=2450
3b=2450-70-250=2130
b=2130:3=710
a=710+250=960
c=710+70=780
960+710+780=2450

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