On Monday 21 dvd's were checked out at the library. This is 3 less than half the amount of books check out that day. How many bo
oks were checked out?
2 answers:
The answer is 48. 21+3 is equal to half of the books so 24 times 2 is 48.
DVDs = 1/2b - 3
21 = 1/2b - 3
b = (21 + 3) divide by 1/2
=24 × 2
The answer is 48 books.
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2 RootIndex 4 StartRoot 4 EndRoot
Step-by-step explanation:
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Step-by-step explanation:
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