x^2+16x+74=0

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Solution for x^2+16x+74=0 equation:


Simplifying
x2 + 16x + 74 = 0

Reorder the terms:
74 + 16x + x2 = 0

Solving
74 + 16x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-74' to each side of the equation.
74 + 16x + -74 + x2 = 0 + -74

Reorder the terms:
74 + -74 + 16x + x2 = 0 + -74

Combine like terms: 74 + -74 = 0
0 + 16x + x2 = 0 + -74
16x + x2 = 0 + -74

Combine like terms: 0 + -74 = -74
16x + x2 = -74

The x term is 16x.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16x + 64 + x2 = -74 + 64

Reorder the terms:
64 + 16x + x2 = -74 + 64

Combine like terms: -74 + 64 = -10
64 + 16x + x2 = -10

Factor a perfect square on the left side:
(x + 8)(x + 8) = -10

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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