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22-06-2017
Mathematics

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Solve.

38 - 7r = 3 ( 6 - 4r )

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Banabanana Banabanana

22-06-2017

38 - 7r = 3(6 - 4r)
38 - 7r = 18 - 12r
-7r + 12r = 18 - 38
5r = -20
r = -4

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