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21-08-2018
Mathematics

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how to solve -6r(4r-5)-2(r-2) plz...

Respuesta :

a5904640 a5904640

21-08-2018

-6r(4r - 5) - 2(r - 2)

(-6r).4r - 5.(-6r) - 2.r - 2.(-2)

-24r² + 30r - 2r + 4

-24r² + 28r + 4

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