Molly and Jake go for a hike. They hike 7 miles before lunch. After lunch they continue to hike at a rate of 3 miles per
hour. They hiked a total of 16 miles that day. Which equation can you use to find the number of hours h they hiked after
lunch?
A 7h+3=16
B 3h+7=16
C 3h-7=16
D) 7h-3=16