Table: eagles_1980
Columns: week
date
opponent
result
attendance

Question: On which week was the opponent the oakland raiders?
SQL: SELECT SUM("week") FROM eagles_1980 WHERE "opponent" = 'oakland raiders'

Question: What was the attendance at the game where the opponent was the denver broncos?
SQL: SELECT "attendance" FROM eagles_1980 WHERE "opponent" = 'denver broncos'