Alan, bill, and calvin are playing a game with collectible cards. at the moment, alan has 11 less than times the number of cards bill has. calvin has 1 more than times the number of cards bill has.
if alan and calvin have the same number of cards, the number of cards bill has is
. the number of cards alan and calvin each have is
.

if alan, bill, and calvin have all the cards in the deck, then the deck has
cards.

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the