Find the sum and express it in simplest form? (-b-c+8)+(7b-7c-9)

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asked Sep 13, 2017 184k views

2 votes

Find the sum and express it in simplest form?
(-b-c+8)+(7b-7c-9)

Mathematics
high-school

Mikefrey asked

by Mikefrey

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1 Answer

7 votes

-b + 7b = 6b
-c + (-7c) = -8c
8 + (-9) = -1

therefore the answer 6b - 8c - 1

MarekM answered Sep 17, 2017

by MarekM

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