Question

solve this equation for x​

Answer 1

Hey mate here is ur answer:---

Answer:

x²-9=0

x²=9

x=√9

x=3.

hope it helps

Answer 2

Answer:

Hope it helps you mate  :)

Step-by-step explanation:

$x^2 - 9 = 0\\\\(x)^2 - (3)^2 = 0\\\\(x+3)(x-3) = 0$

$x^2 = 9\\\\x = \sqrt{9}\\\\ x = 3$