Question

PLEASE HELP
Solve x^2-8x=20

Answer 1

half of 8 is 4, and 4 squared is 16
so start with
\[(x-4)^2=20+16\] and go form there

Answer 2

\[(x-4)^2=36\]
\[x-4=\pm\sqrt{36}\]
\[x-4=6\] or \[x-4=-6\] one more step and you are done

Answer 3

x=10 and x=-2

Answer 4

I got that thanksss

Answer 5

No problem