Solve for p in terms of q, r,s and t

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

If g^-1(x) is the inverse of g (x) which statement must be true

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?