X^2-8x+16=-9

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Solution for X^2-8x+16=-9 equation: 


Simplifying
X2 + -8x + 16 = -9

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

Solving
16 + X2 + -8x = -9

Solving for variable 'X'.

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

Add '-16' to each side of the equation.
16 + X2 + -16 + -8x = -9 + -16

Reorder the terms:
16 + -16 + X2 + -8x = -9 + -16

Combine like terms: 16 + -16 = 0
0 + X2 + -8x = -9 + -16
X2 + -8x = -9 + -16

Combine like terms: -9 + -16 = -25
X2 + -8x = -25

Add '8x' to each side of the equation.
X2 + -8x + 8x = -25 + 8x

Combine like terms: -8x + 8x = 0
X2 + 0 = -25 + 8x
X2 = -25 + 8x

Simplifying
X2 = -25 + 8x

Reorder the terms:
25 + X2 + -8x = -25 + 8x + 25 + -8x

Reorder the terms:
25 + X2 + -8x = -25 + 25 + 8x + -8x

Combine like terms: -25 + 25 = 0
25 + X2 + -8x = 0 + 8x + -8x
25 + X2 + -8x = 8x + -8x

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

The solution to this equation could not be determined.

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