What to eat and do to lose weight?

I really need some one to give me ideas on what foods I should eat and what kind things I should do to loose lot of weight by this coming June or July. I am 15 years old im 5'1 and 136 pounds. I am so committed to do whale I need to do!
I have a treadmil
I have a ab lounge
and a pull up bar thing
I need work on my arms my legs and my TUMMY!
can any one help or make a list or give me some in put anything please..
thank you so much

well use all tha equipment
eat fruits and vegies and cut back on tha junk food