What is the area of the polygon below?

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

You borrow $25,000 to buy a boat. the simple interest rate is 4%. you pay the loan off after 10 years. what is the total amount you paid for the loan?

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?