CREATE TABLE table_name_62 (main_contestant VARCHAR2, scores_by_each_individual_judge VARCHAR2)

Who is the main contestant with scores by each individual judge of 8 + 7 + 7 = 21?
SELECT main_contestant FROM table_name_62 WHERE scores_by_each_individual_judge = 8 + 7 + 7 = 21
SELECT "main_contestant" FROM "table_name_62" WHERE "scores_by_each_individual_judge" = FALSE