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Solve for $e$, given that $2d$ is $8$ less than $17e$, and $2e$ is $9$ less than $d$.

 Aug 5, 2020
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2d = 17e -8

2e = d-9     d-9 = 2e     multiply by -2      -2d+18= -4e     and add to first equation to get

 

18 =13e-8

13e = 26

e = 2

 Aug 5, 2020

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