Bilquis and Kayla are reading the same book. At the beginning of the month, Bilquis was on page 23 and Kayla was on page 2. Bilquis will read 7 pages per day and Kayla will read 14 pages per day. Let B represent the page of the book that Bilquis is on at the end of t days into the month, and let K represent the page of the book that Kayla is on at the end of t days into the month. Write an equation for each situation, in terms of, t, and determine whether Bilquis or Kayla is farther along in the book after 4 days.