2 years ago

You have 4 framed portraits. How many ways can you arrange all 4 of them on the top of your bookshelf?.

1 answer:

6 0

Answer: permutation

Step-by-step explanation: sorry if wrong

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sineoko [7]

B is the right answer

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storchak [24]

$x-\ number\\\\
31x+40=200-x\ \ \ | add\ x\\\\
32x+40=200\ \ \ | subtract\ 40\\\\
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IrinaVladis [17]

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Step-by-step explanation:

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aksik [14]

3d +4

How to:
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