In November 2003, the Four Companies with the Largest Number $\begin{array} { l } z - u = 3 ( x - y ) + 6 \\x + y = 52 + z + u \\x - y + z - u = 42\end{array}$

In November 2003, the four companies with the largest number of home Internet users in the US were Microsoft, Time Warner, Yahoo, and Google, with a combined audience of 282 million users. Taking x to be the Microsoft audience in millions, ?y the Time Warner audience in millions, z the Yahoo audience in millions, and u the Google audience in millions, it was observed that
$\begin{array} { l } z - u = 3 ( x - y ) + 6 \\x + y = 52 + z + u \\x - y + z - u = 42\end{array}$
How large was the audience of each of the four companies in November, 2003
Microsoft
__________ millions
Time Warner
__________ millions
Yahoo
__________ millions
Google
__________ millions