Eliza Smith's father, Victor, lives with Eliza who is a single taxpayer. During the year, Eliza purchased clothing for her father costing $1200 and provided him with a room that could have been rented for $6,0000. In addition, Eliza spent $4,000 for groceries she shared with her father. Eliza purchased a new computer for $900 which she placed in the living room for both her father and her use.

What is the amount of support provided by Eliza to her father? (show work/explain)