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Aflati valoarea raportului 2x-3y+5 / 4x - 6y +16 , stiind ca x/y =3/2

Răspuns :

2x-3y+5 / 4x-6y+16         x/3=y/2=k/1          x=3k     y=2k    

2·3k-3·2k+5 / 4·3k-6·2k+16 =6k-6k+5 / 12k-12k+16 = 5k / 16k =5 / 16