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Mathematics 9 Online
OpenStudy (anonymous):

(5x^3+6x-4)+(-2x^3+x) Helpp Pleasee (:

OpenStudy (anonymous):

3x^3 + 7x - 4 thats the answer but ask someone for an explanation

OpenStudy (anonymous):

\[5x ^{3}+6x-4-2x ^{3}+x =3x ^{3}+7x-4\]

OpenStudy (anonymous):

Thankss

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