Please verify your height. Are you 57" or 5'7".
Ideal weight is not based on age, alone. It's based on a calculation of current height, weight, activity level and age....... I can help you do that, if you like.
just cut out fired foods not completly just slow down stay away from juice and soda you will drop wieght like crazy .chill out on junk food your 13 so junk food is a must just dont eat the whole bag of chips eat veggies and salad and most important walk for at least 30 min aday and you will be good .