Prior to recording the following, Elite Electronics, Inc. had a credit balance of $2, 700 in its Allowance for Doubtful Accounts. a. On August 31, a customer balance for $370 from a prior year was determined to be uncollectible and was written off. b. On December 15, the customer balance for $370 written off on August 31 was collected in full. Required: For each transaction listed above, indicate the amount and direction (+ for increase, - for decrease) of effects on the financial statement accounts and on the overall accounting equation