The following information is about Hamza company for year 2020:

Net income $91,000

Operating expenses $210,000

Depreciation expense $33,000

Gain on sale equipment $7,000

Loss on sale trading securities $2,000

Increasing in A/R $11,000

Increasing in Supplies $3,000

Increasing in Allowance for doubtful accounts $6,000

Increasing of Buildings $90,000

Increasing in Salaries payable $18,000

Decreasing in Cash $16,000

Decreasing in Trading securities $4,000

Decreasing in Inventory $25,000

Decreasing in A/P $7,000

Decreasing in Long term bonds $55,000

Required: Compute "cash flow from Operating Activities"