Can someone please help and show work?

The company had sales of $1,000,000 in the year, cost of sales of $750,000 resulting in a gross profit of $250,000. Depreciation expense was $50,000, selling. general and administrative expenses were $50,000 and net income was $100,000 The company showed a net increase in its accounts payable of $10,000, a net increase in inventory of $10,000, a net decrease in accrued expenses of $5,000 and net decrease in prepaid expenses of $2,000 and a net decrease in accounts receivable of $7,000 What was the change in net working capital for the year? Enter negative numbers with a