x^2+9x+88=0

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Solution for x^2+9x+88=0 equation:


Simplifying
x2 + 9x + 88 = 0

Reorder the terms:
88 + 9x + x2 = 0

Solving
88 + 9x + 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 + 9x + -88 + x2 = 0 + -88

Reorder the terms:
88 + -88 + 9x + x2 = 0 + -88

Combine like terms: 88 + -88 = 0
0 + 9x + x2 = 0 + -88
9x + x2 = 0 + -88

Combine like terms: 0 + -88 = -88
9x + x2 = -88

The x term is 9x.  Take half its coefficient (4.5).
Square it (20.25) and add it to both sides.

Add '20.25' to each side of the equation.
9x + 20.25 + x2 = -88 + 20.25

Reorder the terms:
20.25 + 9x + x2 = -88 + 20.25

Combine like terms: -88 + 20.25 = -67.75
20.25 + 9x + x2 = -67.75

Factor a perfect square on the left side:
(x + 4.5)(x + 4.5) = -67.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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