title: LINQ query to delete particular record
body: <p>I need to delete a record from the table </p>
  
  <p>For one CategoryId I will have several serviceTypes.. </p>
  
  <p>Ex: CategoryId = 123 Service types related to this is 1 2 3 4 5</p>
  
  <p>I need a query to delete servicetype 3 to CategoryId 123..</p>
  
  <p>My method will be I will pass </p>
  
  <pre><code>Deleterecord(CategoryId,ServiceTypeId);
  </code></pre>