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Translate the sentence into an equation. Twice the difference of a number and 7 is equal to 9 . Use the variable Y for the unknown number.
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23 votes
Translate the sentence into an equation.

Twice the difference of a number and 7 is equal to 9 .
Use the variable Y for the unknown number.

User Fardjad
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1 Answer

16 votes
16 votes

Answer:

equation: 2(Y-7) = 9

  • Here the number is twice the difference.
  • the difference is 7, so Y - 7
  • Equals to 9.
User Michael Field
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