x^2-18x+81=2x-22

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Solution for x^2-18x+81=2x-22 equation:


Simplifying
x2 + -18x + 81 = 2x + -22

Reorder the terms:
81 + -18x + x2 = 2x + -22

Reorder the terms:
81 + -18x + x2 = -22 + 2x

Solving
81 + -18x + x2 = -22 + 2x

Solving for variable 'x'.

Reorder the terms:
81 + 22 + -18x + -2x + x2 = -22 + 2x + 22 + -2x

Combine like terms: 81 + 22 = 103
103 + -18x + -2x + x2 = -22 + 2x + 22 + -2x

Combine like terms: -18x + -2x = -20x
103 + -20x + x2 = -22 + 2x + 22 + -2x

Reorder the terms:
103 + -20x + x2 = -22 + 22 + 2x + -2x

Combine like terms: -22 + 22 = 0
103 + -20x + x2 = 0 + 2x + -2x
103 + -20x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
103 + -20x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-103' to each side of the equation.
103 + -20x + -103 + x2 = 0 + -103

Reorder the terms:
103 + -103 + -20x + x2 = 0 + -103

Combine like terms: 103 + -103 = 0
0 + -20x + x2 = 0 + -103
-20x + x2 = 0 + -103

Combine like terms: 0 + -103 = -103
-20x + x2 = -103

The x term is -20x.  Take half its coefficient (-10).
Square it (100) and add it to both sides.

Add '100' to each side of the equation.
-20x + 100 + x2 = -103 + 100

Reorder the terms:
100 + -20x + x2 = -103 + 100

Combine like terms: -103 + 100 = -3
100 + -20x + x2 = -3

Factor a perfect square on the left side:
(x + -10)(x + -10) = -3

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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