You must pass the value belongsId:  
db.delete(TABLE_NAME, "BELONGS = '" + belongsId + "'", null);
5
solved how I can delete multiple rows with same id like in android sqlite
 
You must pass the value belongsId:  
db.delete(TABLE_NAME, "BELONGS = '" + belongsId + "'", null);
5
solved how I can delete multiple rows with same id like in android sqlite