Answer:
$13,000
Explanation:
Consider the movement at year end 2020
2018
Fair value adjustment $4,000 (debit)
Investment in Jedi Jewelers $4,000 ( credit)
2019
Investment in Jedi Jewelers $10,000 ( credit)
Fair value adjustment $10,000 (debit)
2020
Investment in Jedi Jewelers $7,000 ( credit)
Fair value adjustment $7,000 (debit)
Balance in the Fair Value Adjustments :
Balance = ($4,000)+$10,000+7,000
= $13,000