In 2019, X Company sold 5,700 units of its only product. Total revenue was $1,472,880, total variable costs were $627,570, and total fixed costs were $653,000. In 2020, there are only two expected changes: variable costs will increase by $4.00 per unit, and fixed costs will decrease by $21,600. How many units must X Company sell in 2020 in order to earn $31,000? Trio 01