n+1 supra 44 = 2n supra 40
![N1 Supra 44 2n Supra 40 class=](https://ro-static.z-dn.net/files/d2c/74121a5ba09a1ccd7cb0b3b4c5f1ddfe.jpg)
Răspuns:
(n+1)•40=2n•44 => 40n+40=88n/ :4 => 10n+10-22n=0 => -12n=-10 /•(-1) => 12n=10 => n=10/12 => n=5/6