Houa is ordering a taxi from an online taxi service. The taxi charges $4 just for the pickup and then an additional $2 per mile driven. How much would a taxi ride cost if Houa is riding for 2 miles? How much would a taxi ride cost that is mm miles long?Cost of ride, 2 miles:

Cost of ride, mm miles:

Cost of ride, 2 miles:

$4 (pickup fee) + $2/mile x 2 miles = $4 + $4 = $8

Cost of ride, mm miles:
$4 (pickup fee) + $2/mile x mm miles = $4 + 2mm