CREATE TABLE table_79787 ("Team 1" TEXT, "Agg." TEXT, "Team 2" TEXT, "1st leg" TEXT, "2nd leg" TEXT)

Which teams had an aggregate score of 3-4?
SELECT "Team 1" FROM table_79787 WHERE "Agg." = '3-4'
SELECT "Team 1" FROM "table_79787" WHERE "Agg." = '3-4'