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postnew [5]
3 years ago
7

Sarah’s sister has seven less than twice as many books as Sarah. Since the two girls share a room, they are all on the same book

shelf.
Which expression represents the number of books (x) on the shelf?
1. 2x-7
2. 7-2x
3. x+2x-7
4. x+7-2x
Mathematics
1 answer:
GenaCL600 [577]3 years ago
4 0

Answer:

x + 2x-7

Step-by-step explanation:

x is the amount of books Sarah has

2x-7 is how many books Sarah's sister has

Add them together : x+2x-7

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I hope this helps and I’m not to late.

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