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03-11-2016
Mathematics

contestada

help please solve for the given variable
-8 (7k - 5) + 7(7k - 7) = 1 - 5k - k - 7

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03-11-2016

- 8(7k-5) + 7(7k-7) = 1 - 5k - k - 7
- 56k + 40 + 49k - 49 = 1 - 6k - 7
13k = 3
k = 3/13

i am a mathematics teacher. if anything to ask please pm me

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