26-03-2018
Mathematics

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Evaluate b – 2a – c for a = –3, b = 9, and c = –6.

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choixongdong choixongdong

26-03-2018

b – 2a – c
= 9 - 2(-3) - (-6)
= 9 + 6 + 6
= 21

answer
21

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Аноним Аноним

20-09-2018

answer is 21

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