nullgaming650 nullgaming650

16-09-2017
Mathematics

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What value of a makes the equation true? 1.7a+0.3a=4/5 A) a=2/5 B) a=−1 1/5 C) a=2 4/5 D) a=1 3/5

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Anna2253 Anna2253

16-09-2017

First you want to collect the like terms, 2a=45 , then divide both sides of the equation by 2 which is a=2/5 , or a=0.4

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Commoncougar Commoncougar

16-09-2017

I can help clarify Anna's answer. 0.4, which for some reason you did not know, is equal to 2/5, or answer choice (A).

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