Răspuns:
[tex]a+b+c+d+e=48\\\\a=c+d+e\\\\b=2a\\\\c=b/4\\\\d=a/3\\\\e=(c+d+e)/6\\\\a+2a+a=48= > 4a=48= > a=48:4= > a=12\\\\b=2a= > b=2*12= > b=24\\\\c=b/4= > c=24:4= > c=6\\\\d=a/3= > d=12:3= > d=4\\\\e=(c+d+e)/6= > 6e=6+4+e= > 6e-e=10= > e=10:5= > e=2\\\\a=12; b=24; c=6; d=4; e=2[/tex]