titachely1p09ewg titachely1p09ewg

21-12-2017
Mathematics

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Simplifying algebraic expressions 7d+d use d=9

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Topmadworld Topmadworld

21-12-2017

Hey there Titachely1p09ewg,

Answer:

7d + d = 7 (9) + 9
= 63 + 9
= 72

Hope this helps :D

~Natasha♥

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