How do I solve total revenues and change in net equity with the following information.

Pittman December 31, 2019: Assets $80,000 1 Liabilitys 50,000 2 Equity 30,000 3 December 31, 2020: 4 Assets 100,000 5 Liabilitys 55,000 6 Equity 45,000 7 During 2020: 18 Total Revenues 19 Total Expenses 330,000 20 21 Change in net equity 22 23 24 25 26