Question

-2x+4=x^2-4x+1

Answer 1

x=-1, x=3

Answer 2

\(\large\color{midnightblue}{ \rm -2x+4=x^2-4x+1 }\)
\(\large\color{midnightblue}{ \rm 0=x^2-2x-3 }\)
\(\large\color{midnightblue}{ \rm 0=(x-3)(x+1) }\)