Question 888472
{{{x^2-2=7x-x^2}}}
{{{2x^2-7x-2=0}}}
{{{2(x^2-(7/2)x)-2=0}}}
{{{2(x^2-(7/2)x+(7/4)^2)-2=2(7/4)^2}}}
{{{2(x-7/4)^2=2(49/16)+2}}}
{{{(x-7/4)^2=49/16+16/16}}}
{{{(x-7/4)^2=65/16}}}
{{{x-7/4=0 +- sqrt(65)/4}}}
{{{x=7/4 +- sqrt(65)/4)}}}