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_28848697_4 (goals_against VARCHAR, goals_scored VARCHAR)

### Question ###
What is the goals against listed when the goals scored is 30?

### Accurate SQL ###

SELECT goals_against FROM table_28848697_4 WHERE goals_scored = 30