Răspuns :
b=24+t;
⇒3+b=2[3+t]
⇒3+24+t=6+2t
⇒27+t=6+2t
⇒t=21[ani-tatal];
⇒b=45[ani-bunicul];
⇒3+b=2[3+t]
⇒3+24+t=6+2t
⇒27+t=6+2t
⇒t=21[ani-tatal];
⇒b=45[ani-bunicul];
a= varsta tata
a+24=varsta bunic
(a+3)2 =a+24+3
2a+6=a+27
a=21 ani tatal
a+24=21+24=45 ani bunicul
a+24=varsta bunic
(a+3)2 =a+24+3
2a+6=a+27
a=21 ani tatal
a+24=21+24=45 ani bunicul