Question 1029536
Use the formula for solution of a quadratic equation.


{{{x^2+12x-73=0}}}


{{{x=(-12+- sqrt(144+4*73))/2}}}


{{{x=(-12+- sqrt(436))/2}}}


{{{x=(-12+- 2*sqrt(109))/2}}}


{{{x=sqrt(109)-6}}}-----------as the POSITIVE root.


In the form {{{sqrt(a)-b}}},  {{{a+b=109+6=115}}}.