linq to sql - i don't know how i will add a condition where in this query

Question

var q = dc.detail_Demandee.Join(dc.lycee, dm => dm.idLycee, ly => ly.idlycee, (dm, ly) => new
        {
            iidlycee = ly.idlycee,
            nom = ly.nomlycee,
            Ville = ly.ville

        }).ToList().Take(3);

question from:https://stackoverflow.com/questions/65922435/i-dont-know-how-i-will-add-a-condition-where-in-this-query

Answer 1

Waitting for answers