elisech2910 elisech2910
  • 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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