x^2+98x+64=0

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Solution for x^2+98x+64=0 equation:


Simplifying
x2 + 98x + 64 = 0

Reorder the terms:
64 + 98x + x2 = 0

Solving
64 + 98x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-64' to each side of the equation.
64 + 98x + -64 + x2 = 0 + -64

Reorder the terms:
64 + -64 + 98x + x2 = 0 + -64

Combine like terms: 64 + -64 = 0
0 + 98x + x2 = 0 + -64
98x + x2 = 0 + -64

Combine like terms: 0 + -64 = -64
98x + x2 = -64

The x term is 98x.  Take half its coefficient (49).
Square it (2401) and add it to both sides.

Add '2401' to each side of the equation.
98x + 2401 + x2 = -64 + 2401

Reorder the terms:
2401 + 98x + x2 = -64 + 2401

Combine like terms: -64 + 2401 = 2337
2401 + 98x + x2 = 2337

Factor a perfect square on the left side:
(x + 49)(x + 49) = 2337

Calculate the square root of the right side: 48.342527861

Break this problem into two subproblems by setting 
(x + 49) equal to 48.342527861 and -48.342527861.

Subproblem 1

x + 49 = 48.342527861 Simplifying x + 49 = 48.342527861 Reorder the terms: 49 + x = 48.342527861 Solving 49 + x = 48.342527861 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-49' to each side of the equation. 49 + -49 + x = 48.342527861 + -49 Combine like terms: 49 + -49 = 0 0 + x = 48.342527861 + -49 x = 48.342527861 + -49 Combine like terms: 48.342527861 + -49 = -0.657472139 x = -0.657472139 Simplifying x = -0.657472139

Subproblem 2

x + 49 = -48.342527861 Simplifying x + 49 = -48.342527861 Reorder the terms: 49 + x = -48.342527861 Solving 49 + x = -48.342527861 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-49' to each side of the equation. 49 + -49 + x = -48.342527861 + -49 Combine like terms: 49 + -49 = 0 0 + x = -48.342527861 + -49 x = -48.342527861 + -49 Combine like terms: -48.342527861 + -49 = -97.342527861 x = -97.342527861 Simplifying x = -97.342527861

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.657472139, -97.342527861}

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