Henry works part time on auto repairs and restoration projects. This year Henry was paid $5,400 for repairs he made to his neighbor's auto. Henry's neighbor promised to pay Henry another $2,200 in cash next year. Henry's brother borrowed $4,100 in cash in December of this year and gave him a negotiable promissory note for $4,300, due in three months with interest. Henry sold the note in January of next year for $3,500. Finally, Henry restored a car for the football coach. The coach paid him this year with a pass to next year's football games. The pass is worth $750. Compute Henry's gross income for this tax year, assuming that he uses the cash basis of accounting