jaquieshagreene jaquieshagreene

27-11-2017
Mathematics

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What is 42=7(z-3) in a 2 step equation for math

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ianarroyoalexaoviqav ianarroyoalexaoviqav

01-03-2018

7z-21=42 simplified

Answer is z=9 because u have to add 21 then divide by 7
because you are doing the inverse operations

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