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Three consecutive integers have a sum of 90. Find the three values?

 Mar 3, 2016
 #1
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29, 30, 31

 Mar 3, 2016
 #2
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Three consecutive integers have a sum of 90. Find the three values?

 

\(\begin{array}{rcll} (n-1) + n + ( n+1) &=& 90 \\ 3n &=& 90 \\ n &=& 30 \\\\ n_1 = n-1 = 30 - 1 &=& 29 \\ n_2 = n &=& 30 \\ n_3 = n+1 = 30 + 1 &=& 31 \\ \end{array}\)

 

laugh

 Mar 3, 2016

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