Can a tutor check my work. My professor never explained cash flows in depth with our class. Wages payable is confusing me since I believe there are two answers for that line.

Reconciling and Computing Operating Cash Flows from Net Income Petroni Company reports the following selected results for its current calendar year.

Net income	$130,000
Depreciation expense	28,000
Accounts receivable increase	10,000
Accounts payable increase	6,000
Prepaid expenses decrease	3,000
Wages payable decrease	4,000

Petroni Company Statement of Cash Flows (operating section)
Operating activities
Net income		130,000
Adjustments to reconcile net income to operating cash flow
Depreciation	28,000
Changes in operating assets and liabilities
Accounts receivable	-10,000
Prepaid expense	3,000
Accounts payable	6,000
Wages payable	-4,000	?????
Net cash provided from operating activities		153,000