x^2-9+18=0

Solution for x^2-9+18=0 equation:

Simplifying
x2 + -9 + 18 = 0

Reorder the terms:
-9 + 18 + x2 = 0

Combine like terms: -9 + 18 = 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

Reorder the terms:
9 + x2 = -9 + 9

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

The solution to this equation could not be determined.