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31-05-2016
Mathematics

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Which expression is equivalent to 5x + 5x – x + 8y – 4y?

Respuesta :

31-05-2016

5x + 5x - x + 8y - 4y =
(5x + 5x - x) + (8y - 4y) =
(9x) + (4y) =
9x + 4y

[tex]{\boxed{\sf\ Answer:\ 9x+4y}[/tex]

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