Company A's account balances at January 1, 2019, for accounts receivable and the related allowance for uncollectible accounts were $435000 and $26670, respectively. Credit sales during 2019 were $336000. The company wrote off $7530 of accounts receivable deemed worthless in 2019. An aging schedule indicated that $39000 of the December 31 receivables are expected to be uncollectible. The company should report an amount of $ as bad debt expense for 2019. (enter your final answer without any dollar sign and comma)