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02-11-2016
Mathematics

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solve
k/8 + 1 - k = -19

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Аноним Аноним

02-11-2016

k/8 + 1 - k = -19

k/8 - k = -20
8(k/8 - k) = 8(-20)
k - 8k = -160
-7k = -160
k = 22 6/7

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