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20-02-2022
Mathematics

contestada

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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20-02-2022

Answer:

equation: 2(Y-7) = 9

Here the number is twice the difference.

the difference is 7, so Y - 7

Equals to 9.

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