Alberto is a single Individual who Itemres over the 3 year Period, Alberto originally thought that he had qug income OF $ $40,000 per year. He Forgot to include his in faucst expense e income. Albert Intarest Income 2018 - 7000 Interest paid 2018 - Youo - 2019 - 72000 2019 9,000 2020 - 5,000 2020 76000 What was the correct average amount of taxable income carned by Alberto 3 year periodi State the amount and explain Calculation. over