Question 457730
if you have this:

{{{sqrt((x+2)(x-6))=x-5}}}


{{{(sqrt((x+2)(x-6)))^2=(x-5)^2}}}


{{{(x+2)(x-6)=x^2-10x+25}}}


{{{x^2-6x+2x-12=x^2-10x+25}}}


{{{cross(x^2)-4x-12=cross(x^2)-10x+25}}}


{{{-4x-12=-10x+25}}}


{{{-4x+10x=25+13}}}


{{{6x=38}}}


{{{x=38/6}}}


{{{x=6.33}}}