30 pounds to lose by december, any help?

I have 30 pounds to lose by december, Im a mom with 2 kids, and a full time gf and full time mom as WELL as full time school, its hard to focus on eating healthy and excercising and honestly I don't have time to excercise like i want to , soooo diet plans, tips or something that you know of that will aid in my journey of weight loss LOL