Question 1111308
{{{system(abs(x-y)=6,xy=x^2+y^2-223)}}}


Starting steps could be  {{{(y-x)^2=36}}}
{{{y^2-2xy+x^2=36}}}
{{{x^2+y^2=2xy+36}}}
and this can be substituted into the other equation...




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