A Nice Algebra Problem | China Math Olympiad

[@skykingimagery899]

7. Explanation is way more complicated than necessary

[@billmoore7305]

Thinking the same thing......

[@Electrically-Electronic]

If
(x-3)² = 16
x - 3 = 4 OR -4
x = 7 OR -1
Why the video shows a complicated way?

[@Zonnymaka]

China Math Olympiad under 7

[@hangthuy458]

(X-3)^2=4^2
X-3=4
X=4+3=7

[@bledlbledlbledl]

clicked on it to see if there were any solutions other than the 2 obvious ones, like maybe if x could also be a complex number or something... nope

[@apojoga]

Is this a joke?