Question 125909
{{{2x^2 + 8x – 9 = 0}}}
{{{2x^2 + 8x = 9}}}
{{{x^2 + 4x = 9/2}}}
{{{x^2 + 4x + 4 = 17/2}}}
{{{(x + 2)^2 = 17/2}}}
{{{x + 2 = sqrt(17/2)}}}
{{{x = -2 +-sqrt(17/2)}}} answer