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21-04-2020
Mathematics

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What is -7k-9=8k-129

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Anisatunizzati Anisatunizzati

21-04-2020

Answer:

k = 8

Step-by-step explanation:

-7k - 9 = 8k - 129

-7k - 8k = -129 + 9

-15k = -120

k = -120/-15

k = 8

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