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18-12-2016
Mathematics

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If a=2b, then 5+7(a-2b)=

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Аноним Аноним

18-12-2016

I hope this helps you

5+7.(2b-2b)

5+7.0

5+0

5

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18-12-2016

Plug 2b for a

5 + 7(2b - 2b) =

Combine 2b - 2b = 0

5 + 7(0)

7(0) = 7 * 0 = 0

5 + 0 = ?

5 + 0 = 5

Answer Link

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