Meanwhile the situation in England
Arsenal and Man City want West Brom's Evans. West Brom want a replacement, and that's Man City's Mangala. Evans prefers Man City, however Mangala prefers Inter Milan, but Inter Milan prefer Arsenal's Mustafi, and Arsenal won't sell Mustafi until they get Evans, and West Brom won't sell Evans until they get Mangala, and Man City won't sell Mangala until they get Evans.
Question; solve this Quadratic equation & using Almighty formula .explain the kind of Dilemma each club Find itself in..