Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_51 (undecided VARCHAR, goldberg VARCHAR)
### Question:
What is the undecided percentage of the poll where Goldberg had 6%?
### Answer:
SELECT undecided FROM table_name_51 WHERE goldberg = "6%"