s1KirieCarierry s1KirieCarierry
  • 03-02-2017
  • Mathematics
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55 decreased by twice a number

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WordSpinner
WordSpinner WordSpinner
  • 03-02-2017
Decreased = subtraction = -
Twice = multiply by two
a number = any letter, usually x

So, the equation is:

55 - 2x
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