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Ex 12. | Vă rog ;) ajutor! :..] ​

Ex 12 Vă Rog Ajutor class=

Răspuns :

Răspuns:

[tex]a)9*(m+n)=5*3m\\\\9m+9n=15m\\\\9n=15m-9m= > 9n=6m\\\\m/n=9/6=3/2\\\\\\b) 7*(2m+5n)=9*(4m-n)\\\\14m+35n=36m-9n\\\\35n+9n=36m-14m\\\\44n=22m= > m/n=44/22=2[/tex]