Question 391717
  <pre><font size = 3 color = "indigo"><b>
Hi,         
Using the quadratic formula to solve 
 2x^2-x=-7
 2x^2-x + 7 =0
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}
{{{x = (1 +- sqrt( 1-56 ))/(4) }}}
{{{x = (1 +- sqrt( 55))/(4) }}}