What is the value of X and Y?

What number must you add to complete the square x^2+12x=16

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

Find the domain and range of the following function f(x) = 51x - 21+ 4