Bought equipment for cash, $31,000. sold equipment with original cost of $10,000, accumulated depreciation of $7,000, for $4,000 cash. paid $6,000 on the long-term note payable. issued new shares of stock for $16,000 cash. no dividends were declared or paid. other expenses included depreciation, $12,000; wages, $13,000; taxes, $6,000; and other, $7,800.