What are the solutions of 4X ^ 2 - x + 9 equals 0

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start