In 2019, X Company sold 6,350 units of its only product. Total revenue was $1,591,945, total variable costs were $720,090, and total fixed costs were $704,000. In 2020, there are only two expected changes: variable costs will decrease by $4.30 per unit, and fixed costs will increase by $45,400. How many units must X Company sell in 2020 in order to earn $38,000