Neither of you wins. You like your hand as it is. The face up card in the dealer's original hand. Play your cards like regular blackjack. Dealer plays same up card for all three hands.
All bets remain until the dealer has completed the final round.
Player has 19. Dealer has 6 up. Dealer plays same 6 for up to three hands against player 19. Player has blackjack. Dealer has 8 up.