9x^2-1089=0

Solution for 9x^2-1089=0 equation:

Simplifying
9x2 + -1089 = 0

Reorder the terms:
-1089 + 9x2 = 0

Solving
-1089 + 9x2 = 0

Solving for variable 'x'.

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

Add '1089' to each side of the equation.
-1089 + 1089 + 9x2 = 0 + 1089

Combine like terms: -1089 + 1089 = 0
0 + 9x2 = 0 + 1089
9x2 = 0 + 1089

Combine like terms: 0 + 1089 = 1089
9x2 = 1089

Divide each side by '9'.
x2 = 121

Simplifying
x2 = 121

Take the square root of each side:
x = {-11, 11}