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quester [9]
3 years ago
11

What does 81 by 9 mean

Mathematics
1 answer:
Monica [59]3 years ago
4 0
81 by 9 means 81 times 9 ( or 81 x 9). The answer however would be 729
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hodyreva [135]
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x - 5 = 9
x = 14

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-x = 4
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answer is B
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