A taxi charges 2 point 5 0 dollars for the first mile and 0 point 4 0 dollars for each mile after that. The given expression shows how to find the total cost, in dollars, of a 20 -mile taxi ride. 2 point 5 0 plus 0 point 4 0 times open paren 20 minus 1 close paren What is the cost of the ride?