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Stiind ca a+b = 48 calculeaza
A) a + (b + 12)
B) (a+7) + (b+5)


Răspuns :

Răspuns:

A) a + (b + 12) = a + b + 12 = 48 + 12 = 60  

B) (a+7) + (b+5) = a + 7 + b + 5 = a + b + 7 + 5 = 48 + 12 = 60