Annual sales of new cars and light trucks in a certain country from 2015 - 2019 can be approximated by the following when the price (in constant 2021 dollars) was so thousand. q = -0.15p + 83 million vehicles sold
(a) If car dealers were prepared to supply q = 3.85p - 161 million vehicles at a sale price of Sp, what would have been the equilibeium price (in dolars)?