Question 1119035
The term to complete the square for the quadratic equation is  {{{(1/3)^2}}}.


{{{3(x^2-2x/3+(1/3)^2)=-7+3(1/3)^2}}}

{{{3(x-1/3)^2=-7+1/3}}}

{{{(x-1/3)^2=(1/3-7)/3}}}-------continue to simplify the right side and you should have what was asked.