The following expression gives an approximate value of the total average credit card debt in a U.S. household ( in dollars) years after 1995. 418t + 5480 Use this expression to predict what the total average credit card debt was or will be in the year 2005. Answer: in the year 2005, the total average credit card debt for a U.S. household will be or was) dollars. The key here is to keep in mind that t is years since 1995, not the actual year