Question

PLEASE HELP ME Ashley has a movie rental card worth $75. After the first rental the card's value is

$72.25. After she rents the second movie the value of $69.50. After she rents the third.
the card's value is $66.75. Assuming this pattern continues what the equation to
determine the card's value A after n rentals. Then after 10 rentals what is the card's
value?

Answer 1

I think an equation might be 75-2.75(n), sorry if I get this wrong

Answer 2

47.5 dollars because a is 2.75 and n is 10