Challenge the value of a baseball player's rookie card began to
increase once the player retired. when he retired in 1998 his card
was worth $781. the value has increased by $1.47 each year since
then express the relationship relating the value of the card y in
dollars and the number of years x the player has been in retirement
with an equation is the relationship between x and y proportional?
what was the value of the card in 2008?
express the relationship with an equation
y=
use integers or decimals for any numbers in the expression)