Answer:
82 years
Explanation:
J. Carter age at first inauguration = 52 ---- (missing details)
Required
Determine his age when he died.
Represent his age when he died with x.
So, we have the following expression:

[Substitute 52 for age at first inauguration]

[Multiply 2 by 52]

[Collect Like Terms]

[Make x the subject]


Hence, he died at 82 years old.