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12 va roggggg urgenttttt dau coroanaaa!!!!!!!

12 Va Roggggg Urgenttttt Dau Coroanaaa class=

Răspuns :

3a(barat) divizibil cu 9=> a =6(36 divizibil cu 9)
[tex] \frac{x}{3 \times 6} = \frac{16 + 9}{12} \\ 12x = 18 \times 25 \\ x = \frac{18 \times 25}{12} \\ x = \frac{450}{12} \\ x = 37.5[/tex]