24-01-2019
Mathematics

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Combine like terms to simplify -1(2/7b + 9) -8

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Ammimochi Ammimochi

24-01-2019

Simplify 2/7b to 2b/7

-1 × (2b/7 + 9) - 8

Simplify 1 × (2b/7 + 9) to (2b/7 + 9)

-(2b/7 + 9) - 8

Simplify brackets

-2b/7 - 9 - 8

Collect like terms

-2b/7 + (-9 - 8)

Simplify

-2b/7 - 17

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