1. Calculate the beginning assets:
    \text{Beginning assets} = \text{Ending assets} - \text{Increase in assets} 
    \text{Beginning assets} = 384000 - 168000 
    \text{Beginning assets} = 216000 
2. Use the accounting equation (Assets = Liabilities + Equity) to find beginning equity:
    \text{Beginning equity} = \text{Beginning assets} - \text{Beginning liabilities} 
    \text{Beginning equity} = 216000 - 128000 
    \text{Beginning equity} = 88000 
3. Calculate the ending liabilities:
    \text{Ending liabilities} = \text{Beginning liabilities} - \text{Decrease in liabilities} 
    \text{Ending liabilities} = 128000 - 28000 
    \text{Ending liabilities} = 100000 
4. Use the accounting equation to find ending equity:
    \text{Ending equity} = \text{Ending assets} - \text{Ending liabilities} 
    \text{Ending equity} = 384000 - 100000 
    \text{Ending equity} = 284000 
5. Final answers:
    \text{Beginning equity} = 88000 
    \text{Ending equity} = 284000