$17,000 - $2600 = $14,400
$14,400 รท 6 = $2,400 (this is the number to deduct each year)
So $17,000 - $2,400 = $14,600 first year
$14,600 - $2,400 = $12,200 second year
$12,200 - $2,400 = $9,800 third year
Your answer is $9,800
If you keep going to confirm your work the 6th year will be $2,600