X^2-9x-8=-9x

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Solution for X^2-9x-8=-9x equation: 


Simplifying
X2 + -9x + -8 = -9x

Reorder the terms:
-8 + X2 + -9x = -9x

Add '9x' to each side of the equation.
-8 + X2 + -9x + 9x = -9x + 9x

Combine like terms: -9x + 9x = 0
-8 + X2 + 0 = -9x + 9x
-8 + X2 = -9x + 9x

Combine like terms: -9x + 9x = 0
-8 + X2 = 0

Solving
-8 + X2 = 0

Solving for variable 'X'.

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

Add '8' to each side of the equation.
-8 + 8 + X2 = 0 + 8

Combine like terms: -8 + 8 = 0
0 + X2 = 0 + 8
X2 = 0 + 8

Combine like terms: 0 + 8 = 8
X2 = 8

Simplifying
X2 = 8

Take the square root of each side:
X = {-2.828427125, 2.828427125}

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