hoofgang8732
hoofgang8732 hoofgang8732
  • 26-02-2021
  • Mathematics
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Translate the sentence into an equation. Twice the difference of a number and 4 is to 9. Use the variable W for the unknown number.​

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narkie21 narkie21
  • 26-02-2021
2(4-w)=9
8-2w=9
8-9=2w
-1=2w
w=-1/2
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