The latest online craze is a new game, Khan on Seven. You get 100 points for playing the game. In addition, you get 50 points for each seven-letter word you are able to make with the ten letters you are given. The game leader currently has 17950 points. Sal wants to break the record, and needs 18000 points or more to do so. Write an inequality to determine how many seven-letter words, w, Sal will need to make to break the record.