3x^2-48x+16=0

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Solution for 3x^2-48x+16=0 equation:


Simplifying
3x2 + -48x + 16 = 0

Reorder the terms:
16 + -48x + 3x2 = 0

Solving
16 + -48x + 3x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
3 the coefficient of the squared term: 

Divide each side by '3'.
5.333333333 + -16x + x2 = 0

Move the constant term to the right:

Add '-5.333333333' to each side of the equation.
5.333333333 + -16x + -5.333333333 + x2 = 0 + -5.333333333

Reorder the terms:
5.333333333 + -5.333333333 + -16x + x2 = 0 + -5.333333333

Combine like terms: 5.333333333 + -5.333333333 = 0.000000000
0.000000000 + -16x + x2 = 0 + -5.333333333
-16x + x2 = 0 + -5.333333333

Combine like terms: 0 + -5.333333333 = -5.333333333
-16x + x2 = -5.333333333

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 = -5.333333333 + 64

Reorder the terms:
64 + -16x + x2 = -5.333333333 + 64

Combine like terms: -5.333333333 + 64 = 58.666666667
64 + -16x + x2 = 58.666666667

Factor a perfect square on the left side:
(x + -8)(x + -8) = 58.666666667

Calculate the square root of the right side: 7.659416862

Break this problem into two subproblems by setting 
(x + -8) equal to 7.659416862 and -7.659416862.

Subproblem 1

x + -8 = 7.659416862 Simplifying x + -8 = 7.659416862 Reorder the terms: -8 + x = 7.659416862 Solving -8 + x = 7.659416862 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 = 7.659416862 + 8 Combine like terms: -8 + 8 = 0 0 + x = 7.659416862 + 8 x = 7.659416862 + 8 Combine like terms: 7.659416862 + 8 = 15.659416862 x = 15.659416862 Simplifying x = 15.659416862

Subproblem 2

x + -8 = -7.659416862 Simplifying x + -8 = -7.659416862 Reorder the terms: -8 + x = -7.659416862 Solving -8 + x = -7.659416862 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 = -7.659416862 + 8 Combine like terms: -8 + 8 = 0 0 + x = -7.659416862 + 8 x = -7.659416862 + 8 Combine like terms: -7.659416862 + 8 = 0.340583138 x = 0.340583138 Simplifying x = 0.340583138

Solution

The solution to the problem is based on the solutions from the subproblems. x = {15.659416862, 0.340583138}

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