x^2+16x+70=0

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Solution for x^2+16x+70=0 equation:


Simplifying
x2 + 16x + 70 = 0

Reorder the terms:
70 + 16x + x2 = 0

Solving
70 + 16x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-70' to each side of the equation.
70 + 16x + -70 + x2 = 0 + -70

Reorder the terms:
70 + -70 + 16x + x2 = 0 + -70

Combine like terms: 70 + -70 = 0
0 + 16x + x2 = 0 + -70
16x + x2 = 0 + -70

Combine like terms: 0 + -70 = -70
16x + x2 = -70

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 = -70 + 64

Reorder the terms:
64 + 16x + x2 = -70 + 64

Combine like terms: -70 + 64 = -6
64 + 16x + x2 = -6

Factor a perfect square on the left side:
(x + 8)(x + 8) = -6

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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