How do you solve (x-5)^2=9?
1 Answer
Sep 1, 2016
8 or 2.
Explanation:
We take the root of each side:
x-5=3
x=3+5
x=8
Or x=2 because:
(2-5)^2=9
-3^2 does equal 9.
The answers are 2 and 8.
