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30-08-2017
Mathematics

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The phrase "twice the difference of a number and 5" can be written as which variable expression?

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Аноним Аноним

30-08-2017

Let the unknown number be x.

Hence,

Twice the difference of a number and 5 = 2 * (x - 5) = 2(x - 5) = 2x - 10

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