Question 1068230
n, the LARGEST integer


{{{cross((n-2)+(n-1)+n=5(n-2))}}}
{{{(n-2)+(n-1)+n=5(n-2)-5}}}




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(Mistake found and corrected)


{{{3n-3=5n-10-5}}}
{{{-3=2n-15}}}
{{{15-3=2n}}}
{{{2n=12}}}
{{{highlight(n=6)}}}