X^2-4x+4-81=0

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Solution for X^2-4x+4-81=0 equation: 


Simplifying
X2 + -4x + 4 + -81 = 0

Reorder the terms:
4 + -81 + X2 + -4x = 0

Combine like terms: 4 + -81 = -77
-77 + X2 + -4x = 0

Solving
-77 + X2 + -4x = 0

Solving for variable 'X'.

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

Add '77' to each side of the equation.
-77 + X2 + 77 + -4x = 0 + 77

Reorder the terms:
-77 + 77 + X2 + -4x = 0 + 77

Combine like terms: -77 + 77 = 0
0 + X2 + -4x = 0 + 77
X2 + -4x = 0 + 77

Combine like terms: 0 + 77 = 77
X2 + -4x = 77

Add '4x' to each side of the equation.
X2 + -4x + 4x = 77 + 4x

Combine like terms: -4x + 4x = 0
X2 + 0 = 77 + 4x
X2 = 77 + 4x

Simplifying
X2 = 77 + 4x

Reorder the terms:
-77 + X2 + -4x = 77 + 4x + -77 + -4x

Reorder the terms:
-77 + X2 + -4x = 77 + -77 + 4x + -4x

Combine like terms: 77 + -77 = 0
-77 + X2 + -4x = 0 + 4x + -4x
-77 + X2 + -4x = 4x + -4x

Combine like terms: 4x + -4x = 0
-77 + X2 + -4x = 0

The solution to this equation could not be determined.

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