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20k − k − 11k − 5k − k = 18
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Dec 3, 2021
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20k − k − 11k − 5k − k = 18
Mathematics
middle-school
Scott Anderson
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1
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Answer:
9
Explanation:
(20-1-11-5-1)k=18
2k=18
k=9
Moonpatrol
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Dec 7, 2021
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Moonpatrol
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