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22-03-2016
Mathematics

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Expand the expression and combine like terms:
−r+8(−5r−2)

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22-03-2016

[tex]-r+8(-5r-2) \\ \\ 8(-5r - 2) - r \\ \\ -40r - 16 - r \\ \\ (-40r - r) - 16 \\ \\ -41r - 16 \\ \\ [/tex]

The final result is: -41r - 16.

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