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Help pleaseeeee hurryyyy
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Nov 9, 2023
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Help pleaseeeee hurryyyy
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high-school
Olivroy
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Answer:
3
Explanation:
3n+9= -4n +30
3n= -4n+21
7n=21
7n/7=21
n=3
Knick
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Nov 13, 2023
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Knick
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