When the input is 4 ,the output of f(x)=x+21 is

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

What could explain what happened when the time was equal to 120 minutes