Gigelfrumuselask
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Răspuns :

HawkEyedask

Răspuns:

7 nuci are Ana

14 nuci are Bianca

Explicație pas cu pas:

Ana = x nuci

Bianca = 24 - x nuci

(x - 3) × 5 = 27 - x

5x - 15 = 27 - x

5x + x = 27 + 15

6x = 42

x = 42 : 6

x = 7 nuci are Ana

24 - 7 = 14 nuci are Bianca

#copaceibrainly