Question

o sticla si un borcan contin inpreuna 200 cl lapte. daca s.ar lua din sticla 60 cl lapte si s.ar turna in borcan, ambele vase ar contine aceisi cantitate .Cati cl de lapte contine fiecare vas?
AM NEVOIE URGENT DE RASPUNSURI VA ROG AJUTATI.MA

Answer 1

$s+b=200 \\ s-60=b+60 \\ s=b+60+60 \\ s=b+120 \\ b+120+b=200 \\ 2b=200-120 \\ b=80:2=40cl are borcanul \\ s=40+120=160 cl are sticla$