bought my home in 1953, i am 87 years old, bought it for 14,700, selling it for 380,000, no improvments to home to deduct, wife died 12 years ago, so single deduction. there is a 323,000 reverse mortgage on it, how much will i owe in capitol gains taxes, i am retired on social security and va care benefits, i make 43,272 a year. any help apprecated