Snoopy, Inc. records its bad debt expense on the credit sales method. Total sales during 2020 were $1,500,000, which consisted of $300,000 of cash sales and the remainder were credit sales. Snoopy's estimation is that 3% of net sales would be uncollectible. During the year, Snoopy wrote off $100,000 of accounts receivable and the allowance for doubtful accounts amount is $50,000. What is the amount of bad debt expense for 2020