Josh sold a piece of business equipment that had an adjusted basis to him of $50,000. In return for the equipment, Josh received $90,000 cash and a painting with a fair market value of $20,000 from the buyer. The buyer also assumed Josh's $25,000 loan on the equipment. Josh paid $5,000 in selling expenses. What is the amount of Josh's gain on the sale?(

$90,000 $135,000 $75,000 $80,000

$90,000 $135,000 $75,000 $80,000