purpletart41 purpletart41

26-02-2021
Mathematics

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Ingrid dug a trench 18/20 of a meter long. the next day she dug 9/20 of a meter more of the trench. what is a reasonable estimate of the total length of the trench?

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sanndyboys sanndyboys

26-02-2021

I got I got x^2+10x-100=1475

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