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Homework answers / question archive / 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
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 millions, and u the Google audience in millions, it was observed that
| z | − | u | = | 3(x − y) + 12 | |||||
| x | + | y | = | 48 + z + u | |||||
| and | x | − | y | + | z | − | u | = | 44. |
How large was the audience of each of the four companies at the end of that year?
Microsoft=
Time Warner=
Yahoo=
Google=
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