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Mathematics 21 Online
OpenStudy (anonymous):

(y + 2)(a2 - 10a) + 21(y + 2) i dont know how to do this at all i need help

OpenStudy (anonymous):

You have to foil out the first part \((y+2)(a^2-10a)\) Then distribute the 21 to each of the terms in the second part. Then combine like terms.

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