x^2-18x+88=0

Solution for x^2-18x+88=0 equation:

Simplifying
x2 + -18x + 88 = 0

Reorder the terms:
88 + -18x + x2 = 0

Solving
88 + -18x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-88' to each side of the equation.
88 + -18x + -88 + x2 = 0 + -88

Reorder the terms:
88 + -88 + -18x + x2 = 0 + -88

Combine like terms: 88 + -88 = 0
0 + -18x + x2 = 0 + -88
-18x + x2 = 0 + -88

Combine like terms: 0 + -88 = -88
-18x + x2 = -88

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 = -88 + 81

Reorder the terms:
81 + -18x + x2 = -88 + 81

Combine like terms: -88 + 81 = -7
81 + -18x + x2 = -7

Factor a perfect square on the left side:
(x + -9)(x + -9) = -7

Can't calculate square root of the right side.

The solution to this equation could not be determined.