👤

Aflati x : 2x+1 supra x +2 = 11 SUPRA 7

Răspuns :

2x+1/x+2=11/7<=>7(2x+1)=11(x+2)<=> 14x+7=11x+22<=> 14x-11x=22-7<=> 3x=15 =>x=5.