For the first 80 miles of her road trip. Lina travels 10 miles/hour slower than she did for the remaining 50 miles of her trip. If s represents Lina's speed during the first part of her trip, which expressions represent the total time of her trip in hours? 130 3(3 + 10) 50 80+ 3+10 D 80 3+10 1303 - + 800 s(5-10) 130s +800 3(3 + 10)