x^2+8x+75=0

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Solution for x^2+8x+75=0 equation:


Simplifying
x2 + 8x + 75 = 0

Reorder the terms:
75 + 8x + x2 = 0

Solving
75 + 8x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-75' to each side of the equation.
75 + 8x + -75 + x2 = 0 + -75

Reorder the terms:
75 + -75 + 8x + x2 = 0 + -75

Combine like terms: 75 + -75 = 0
0 + 8x + x2 = 0 + -75
8x + x2 = 0 + -75

Combine like terms: 0 + -75 = -75
8x + x2 = -75

The x term is 8x.  Take half its coefficient (4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
8x + 16 + x2 = -75 + 16

Reorder the terms:
16 + 8x + x2 = -75 + 16

Combine like terms: -75 + 16 = -59
16 + 8x + x2 = -59

Factor a perfect square on the left side:
(x + 4)(x + 4) = -59

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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