X^2+0-9=0

Solution for X^2+0-9=0 equation:

Simplifying
X2 + 0 + -9 = 0

Reorder the terms:
0 + -9 + X2 = 0

Combine like terms: 0 + -9 = -9
-9 + X2 = 0

Solving
-9 + X2 = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '9' to each side of the equation.
-9 + 9 + X2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + X2 = 0 + 9
X2 = 0 + 9

Combine like terms: 0 + 9 = 9
X2 = 9

Simplifying
X2 = 9

Take the square root of each side:
X = {-3, 3}