The expression -5x^2 + 25x + 70 can be used to estimate the height,

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?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?