The demand equation for the Schmidt -3000 fax machine is 2x + p- 1,400=0 , where x is the quantity demanded per week and p is the unit price in dollars. The supply equation is 2x - 5p + 2,200=0, where is the quantity the supplier will make available in the market when the unit price is p dollars. Find the equilibrium quantity and the equilibrium price for the fax machines.