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Let $a$, $b$, $c$, $d$ , and $e$ be positive integers. The sum of the four numbers on each of the five segments connecting "points" of the star is 28. What is the value of the sum $a+ b+c+d+e$?

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 Sep 23, 2020
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The sum a + b + c + d + e is 144.

 Sep 23, 2020

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