how do i solve this question?

Journalize the following transactions of Fanzi \& Co during the month of December 2021. The business is using the perpetual inventory system. - Feb. 3 : Purchased $3.300 of inventory on account under terms 3/10,n/e0m and FOB shipping point - Feb. 7 : Returned $900 of defective merchandise purchased on February 3 - Feb. 9 : Paid freight bill of $400 on February 3 purchase - Feb. 10 : sold inventory on account for $4.700. Payment terms were 2/15,n/30 Those goods cost the company $2.350 - Feb, 12 : paid amount owed on credit purchase of February 3, less returns and discount - Feb. 28 : Received cash from February 10 customer in full payment of their account