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_22 (firefox VARCHAR, opera VARCHAR, date VARCHAR)
### Question:
What is the firefox value with a 1.8% opera on 30 July 2007?
### Answer:
SELECT firefox FROM table_name_22 WHERE opera = "1.8%" AND date = "30 july 2007"