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11 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 Cuga
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1 Answer

11 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 James Carnegie
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