Question 1095209
{{{system(n,n+2,n+4)}}}


{{{n+19=3(n+4)-67}}}

-

{{{n+19=3n+12-67}}}

{{{19=2n+12-67}}}

{{{2n=19-12+67}}}

{{{2n=74}}}

{{{highlight(n=37)}}}


<pre> the numbers:  37, 39, 41</pre>