How To Delete Data Using Entity Framework In Visual Studio
First of all add Entity Framework to your solution as shown in the link.
How To Add Entity Framework In Visual Studio
For Deleting the Data using Entity Framework follow the below code.

Here TechnomarkEntities is the instance of Entity Model.
Using enclosure do the automatic Connection Open and Close.
First of all create an instance of table row that needs to be deleted using Entity Framework..
Select the row from database that needs to be deleted using LINQ.
Now perform the delete operation using SaveChanges method.
By this way we can Delete Data Using Entity Framework.