celena14frausto celena14frausto

23-08-2017
Mathematics

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simplify the expression 5xy-6 (3-4x)+18xy+7 (-10x)

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choixongdong choixongdong

23-08-2017

5xy-6 (3-4x)+18xy+7 (-10x)
=5xy - 18 + 24x + 18xy - 70x
= 23xy - 46x -18

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