Combine the radicals

Which expresions are equivalent to the one below? check all that apply. 5x

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?

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)