Question 443997
If you have m^2 - n^2 = 25, and m = n + 1 THEN:
{{{(n+1)^2 - n^2 = 25}}}
{{{n^2 + 2n + 1 -n^2 = 25}}}
{{{2n + 1 = 25}}}
{{{2n = 24}}}
{{{n = 12}}}
{{{m = 12 + 1}}}
{{{m  = 13}}}
12 and 13.