Answer:
to simplify 3j - {2k - [5h - (3j + k)]}, you can do this using the following steps:
3j - {2k - [5h - (3j + k)]} = 3j - {2k - [5h - 3j - k]} = 3j - {2k - 5h + 3j + k} = 3j - 2k + 5h - 3j - k = - 3k + 5h = 5h - 3k
The the answer is 5h - 3k.
Explanation: