Question 399512
{{{x^2 - x = -9}}}
{{{x^2 - x + 9 = 0}}}
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}
{{{a = 1}}}
{{{b = -1}}}
{{{c = 9}}}
{{{x = (-(-1) +- sqrt( (-1)^2-4*1*9 ))/(2*1) }}}
{{{x = ( 1 +- sqrt( 1 - 36 ))/ 2 }}}
{{{x = (1 + sqrt(35)*i)/2}}}
{{{x = (1 - sqrt(35)*i)/2}}}