krystalmontes6 krystalmontes6

25-08-2021
Mathematics

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-6+7s-4r-2 use s=7 and r=-7

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ghaithgh ghaithgh

25-08-2021

Answer:

[tex] - 6 + 7s - 4r - 2 \\ \\ - 6 + 7(7) - 4( - 7) - 2 \\ \\ - 6 + 49 + 28 - 2 \\ \\ = 6 9[/tex]

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