Question 483584
{{{(x-2)^2 + x^2 = (x+2)^2}}}
{{{x^2-4x+4+x^2=x^2+4x+4}}}
{{{x^2-8x=0}}}
{{{x(x-8)=0}}}
{{{x=0}}} or {{{x-8=0}}}
{{{x[1]=0}}} or {{{x[2]=8}}}