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27-10-2020
Mathematics

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-6(-2r - 11) = 6(r + 7) - 12

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Аноним Аноним

27-10-2020

Answer:

r = -6

Step-by-step explanation:

-6(-2r-11) = 6(r+7)-12

12r+66 = 6r+42-12

6r+66=42-12

6r+66=30

6r=-36

r=-6

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