# algebra

(5c²+5cd)+(4c²d-2cd-6)+(-cd+8)

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1. (5c²+5cd)+(4c²d-2cd-6)+(-cd+8)
= 5c²+5cd+4c²d-2cd-6-cd+8

= 5c^2 + 4c^2d + 2cd + 2

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posted by Reiny
2. 5c/2cd

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posted by ashleyt

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