x^2-18x+136=0

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Solution for x^2-18x+136=0 equation:


Simplifying
x2 + -18x + 136 = 0

Reorder the terms:
136 + -18x + x2 = 0

Solving
136 + -18x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-136' to each side of the equation.
136 + -18x + -136 + x2 = 0 + -136

Reorder the terms:
136 + -136 + -18x + x2 = 0 + -136

Combine like terms: 136 + -136 = 0
0 + -18x + x2 = 0 + -136
-18x + x2 = 0 + -136

Combine like terms: 0 + -136 = -136
-18x + x2 = -136

The x term is -18x.  Take half its coefficient (-9).
Square it (81) and add it to both sides.

Add '81' to each side of the equation.
-18x + 81 + x2 = -136 + 81

Reorder the terms:
81 + -18x + x2 = -136 + 81

Combine like terms: -136 + 81 = -55
81 + -18x + x2 = -55

Factor a perfect square on the left side:
(x + -9)(x + -9) = -55

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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