Răspuns:
[tex]a+b+c=15\frac{2}{3} = > a+b+c=\frac{15*3+2}{3} = > a+b+c=\frac{47}{3} \\\\b=2a= > a=b/2\\\\b=c-2/3= > c=b+2/3\\\\b/2+b+b+2/3=47/3\\\\numitor.comun-6\\\\3b+6b+6b+4=94\\\\15b=94-4\\\\b=90:15= > b=6\\\\a=6:2= > a=3\\\\c=6+2/3= > c=\frac{18+2}{3} = > c=20/3[/tex]
