isabellacarling isabellacarling

08-11-2020
Mathematics

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3a+6b-a-9b please help!

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alinateow alinateow

08-11-2020

Answer: 2a - 3b
You can try rearranging it , it’ll be easier I think :)
3a + 6b - a - 9b
= 3a - a + 6b - 9b
= 2a - 3b

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