Question 910673
{{{ x^2=24+2x}}}
{{{ x^2- 2x-24=0}}}
{{{ (x-6)(x+4)= 0}}}
{{{ x=6}}}
{{{ x=-4}}} 
{{{ 2(-4)+24=-4^2}}} 
{{{ -8+24=16}}}
{{{ 16=16}}}