Answer: $14,000
Step-by-step explanation:
Estimated Uncollectibles = (4% * 175,000) + ( 10% * 40,000) + ( 30% * 10,000) + (60% * 5,000)
= 7,000 + 4,000 + 3,000 + 3,000
= $17,000
Balance before adjustment is a credit of $3,000 so the adjustment for the year is;
= 17,000 - 3,000
= $14,000