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At the end of a certain year, the four organizations ranking 5 through 8 in home Internet users in the United States were eBay, the U.S. Government, Amazon, and Lycos, with a combined audience of 112 million users. Taking x to be the eBay audience in millions, y the U.S. Government audience in millions, z the Amazon audience in millions, and u the Lycos audience in millions, it was observed that y - Z = Z - U x - y = 3(y - z) + 17 and X - Y + 2 u = 24. How large was the audience of each of the four organizations at the end of that year? eBay million U.S. Government million Amazon million Lycos million