lizzcasttro lizzcasttro

06-02-2018
Mathematics

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the sum of three consecutive integers is three times the second integer. show that this is true for the three consecutive integers 7,8 and 9

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LammettHash LammettHash

06-02-2018

[tex]n+(n+1)+(n+2)=3(n+1)[/tex]
[tex]3n+3=3n+3[/tex]

which is true for all [tex]n[/tex]

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