Answer
Retained earnings at the beginning of Year 2 was: $1,450
Step-by-step explanation
Revenue = $2,100
Retained Earnings Closing Balance = $1,850
Expenses = $1,150
Dividends = $550
Retained Earnings Closing Balance = Revenue - Expenses - Dividends + Retained Earning Beginning Balance
$1,850 = $2,100 - $1,150 - $550 + Retained Earning Beginning Balance
Retained Earning Beginning Balance = $1,450