Determine whether each expression is equivalent to 16^t-0.5

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?

Me asap! what is the slope of this line? enter your answer in the box.

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?