Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_68 (points_against VARCHAR, losing_bonus VARCHAR, tries_for VARCHAR)

### Question ###
How many points against did the club with a losing bonus of 3 and 84 tries have?

### Accurate SQL ###

SELECT points_against FROM table_name_68 WHERE losing_bonus = "3" AND tries_for = "84"