(Solved): Internet Audience At the end of a certain year, the four companies with the largest number of home ...

Internet Audience At the end of a certain year, the four companies with the largest number of home Internet users in the United States were Microsoft. Time Warner, Yahoo, and Google, with a combined audience of 284 million users. Taking \( x \) to be the Microsoft audience in millions, \( y \) the Time Warner audience in millions, \( z \) the Yahoo audience in millons, and \( u \) the Google audience in millions, it was observed that \[ \begin{aligned} z-u & =3(x-y)+24 \\ x+y & =48+z+u \\ \text { and } x-y+z-u & =56 . \end{aligned} \] How large was the audience of each of the four companies at the end of that year? Microsaft. Time Warner Yahoo Google