5*{3+4*[1+2*(x/3 - 4)]}+11=46 (x/3inseamna x supra3)
Rezolvati ecuatia de mai sus.
pllplplplzzzzzzzzzz.
Dar sa stiti ca x este 12.Vreau rezolvarea.
Heyyy


Răspuns :

5*{3+4*[1+2*(x/3 - 4)]}+11=46<=>5*[3+4*(1+2x/3-8)]+11=46<=>5*[3+4*(-7+2x/3)]+11=46<=>5*(3+8x/3-28)+11=46<=>5*(8x/3-25)=46-11<=>40x/3-125=35<=>40x/3=35+125 <=>40x/3=160=>x=(3*160)/40=480/40=>x=12