Which of the equations are true identities? A. n(n − 2)(n + 2) = n? – 4n
B. (x + 1)² – 2x + y2 = r² + y2 + 1

Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment