Question: how much tax do you pay if you earn 40k?
Answer: For example, if your 2019 income is $40,000 and your filing status is Single. Your first $9,700 will be taxed at 10%. Every dollar from $9,701 to $39,475 will be taxed at $970 plus 12% within the bracket. Every dollar from $39,475 to $40,000 will be taxed at $4,543 plus 22% within the bracket.