please ecplain how you hot your answers as well. thanks!

The information presented here represents selected data from the December 31, 2019, balance sheets and income statements for the year then ended for three firms. Required: Calculate the missing amounts for each firm. FirmA 80,000 55,000 Total assets, 12/31/19 Total liabilities, 12/31/19 Paid-in capital, 12/31/19 Retained oamings, 12/31/19 Net income for 2019 Dividends declared and paid during 2019 Retained oamingo, 1/1/19 Firm Firm C $ 435,000 $520,000 205,000 59,000 140,000 186,000 110,000 81.000 28,000 124.000 68,000 12,000 50,000