Could I get some help on answers and brief explanation on why its correct answer, please and thank you, if you could show your work it would be greatly appreciated

Prior to adjustments, Jacob Inc.'s account balances at December 31,2018, for Accounts Receivable was $445,000 and the related Allowance for Doubtful Accounts was $7,000. An aging of the accounts receivable balance on December 31, 2018 indicated the following: Required: Provide answers to the following three questions below. Show work to receive partial credit. a. Determine the total uncollectible balance Jacob Inc. should report as Allowance for Doubtful Accounts on the 12/31/18 balance sheet. b. Determine the amount of bad debt expense Jacob Inc. should report for 2018. c. Determine the net realizable balance of Accounts Receivable Jacob Inc. should present on the balance sheet on 12/31/18