11-02-2015
Mathematics

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four times a number increased by 4 divided by 2 is 2

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Аноним Аноним

11-02-2015

[tex]n-the\ number\\\\(4n+4):2=2\\\\4n:2+4:2=2\\\\2n+2=2\ \ \ \ |subtract\ 2\ from\ both\ sides\\\\2n=0\ \ \ \ |divide\ both\ sides\ by\ 2\\\\\boxed{n=0}[/tex]

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