Question 326299
{{{-6=2x^2-13x}}}
{{{-6=2(x^2-(13/2)x)}}}
{{{-3+169/16=x^2-(13/2)x+169/16}}}
{{{(x-13/4)^2=-48/16+169/16}}}
{{{(x-13/4)^2=121/16}}}
{{{x-13/4=0 +- 11/4}}}
{{{x=13/4 +- 11/4}}}
{{{x1=13/4+11/4=24/4}}}
{{{highlight(x1=6)}}}
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{{{x2=13/4-11/4=2/4}}}
{{{highlight(x2=1/2)}}}