x^2-16x+0.36=0

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Solution for x^2-16x+0.36=0 equation:


Simplifying
x2 + -16x + 0.36 = 0

Reorder the terms:
0.36 + -16x + x2 = 0

Solving
0.36 + -16x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-0.36' to each side of the equation.
0.36 + -16x + -0.36 + x2 = 0 + -0.36

Reorder the terms:
0.36 + -0.36 + -16x + x2 = 0 + -0.36

Combine like terms: 0.36 + -0.36 = 0.00
0.00 + -16x + x2 = 0 + -0.36
-16x + x2 = 0 + -0.36

Combine like terms: 0 + -0.36 = -0.36
-16x + x2 = -0.36

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 = -0.36 + 64

Reorder the terms:
64 + -16x + x2 = -0.36 + 64

Combine like terms: -0.36 + 64 = 63.64
64 + -16x + x2 = 63.64

Factor a perfect square on the left side:
(x + -8)(x + -8) = 63.64

Calculate the square root of the right side: 7.97746827

Break this problem into two subproblems by setting 
(x + -8) equal to 7.97746827 and -7.97746827.

Subproblem 1

x + -8 = 7.97746827 Simplifying x + -8 = 7.97746827 Reorder the terms: -8 + x = 7.97746827 Solving -8 + x = 7.97746827 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + x = 7.97746827 + 8 Combine like terms: -8 + 8 = 0 0 + x = 7.97746827 + 8 x = 7.97746827 + 8 Combine like terms: 7.97746827 + 8 = 15.97746827 x = 15.97746827 Simplifying x = 15.97746827

Subproblem 2

x + -8 = -7.97746827 Simplifying x + -8 = -7.97746827 Reorder the terms: -8 + x = -7.97746827 Solving -8 + x = -7.97746827 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + x = -7.97746827 + 8 Combine like terms: -8 + 8 = 0 0 + x = -7.97746827 + 8 x = -7.97746827 + 8 Combine like terms: -7.97746827 + 8 = 0.02253173 x = 0.02253173 Simplifying x = 0.02253173

Solution

The solution to the problem is based on the solutions from the subproblems. x = {15.97746827, 0.02253173}

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