[Elelaytet]

i have a problem i am 15 years old i have 57 pounds and 168 cm i can`t lose weight,i have tried a lot of diets and they were working cause i lost 4 pounds but then they just stoped working i tried everything,now i am on dukans diet but it isn`t working,and school is starting in 5 days i need to lose 2 more pounds,can anyone give me some advice pleasee??