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Translate the sentence into an inequality.

The difference of twice a number and 7 is greater than -20 .
Use the variable b for the unknown number.

User Michael Remijan
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1 Answer

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27 votes

Answer:

2b - 7 > -20

Explanation:

Let b = the unknown number

You know that twice a number = 2b

The difference means to subtract.

This leads to 2b - 7.

The greater than symbol is > as you know.

We now put it all together.

2b - 7 > -20

User Bsplosion
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