Mathematics
OpenStudy (anonymous):

Given f(x) and g(x), find all values of x for which f(x) = g(x). f(x)=x^2-6 and g(x)=10x-28 x=?? simplify, using radicals as needed.

OpenStudy (anonymous):

x^2-6=10x-28 x^2-10x+22=0 x=10$x=(10\pm \sqrt{12})/2=2\pm \sqrt{3}$

OpenStudy (anonymous):

I'm a little confused by this answer... why is ther two equal signs in it??