Carlos made up a game where, in a deck of cards, the red cards (hearts and diamonds) are negative and the black cards (spades and clubs) are positive. all face cards are worth 10 points, and number cards are worth their value. a. samantha has a king of hearts, a jack of diamonds, and a 3 of spades. write an expression to find the value of his cards. b.warren has a 7 of clubs, a 2 of spades, and a 7 of hearts. write an expression to find the value of his cards. c.if the greater score wins, who won? d. if a player gets three cards, describe two different ways to receive a score of 7.