Question 1194799
{{{x+sqrt(x^2-20)=2}}}
Maybe try solving this to see what happens.


{{{sqrt(x^2-20)=2-x}}}

{{{x^2-20=(2-x)^2}}}

{{{x^2-20=4-4x+x^2}}}

{{{-20=4-4x}}}

{{{-5=1-x}}}

{{{-6=-x}}}

{{{x=6}}}


Does this satisfy the original given equation or not?