x^2-9=o

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Solution for x^2-9=o equation:


Simplifying
x2 + -9 = o

Reorder the terms:
-9 + x2 = o

Solving
-9 + x2 = o

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 = 9 + o

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

Simplifying
x2 = 9 + o

Reorder the terms:
-9 + -1o + x2 = 9 + o + -9 + -1o

Reorder the terms:
-9 + -1o + x2 = 9 + -9 + o + -1o

Combine like terms: 9 + -9 = 0
-9 + -1o + x2 = 0 + o + -1o
-9 + -1o + x2 = o + -1o

Combine like terms: o + -1o = 0
-9 + -1o + x2 = 0

The solution to this equation could not be determined.

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