3x^2-36x+32=0

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Solution for 3x^2-36x+32=0 equation:


Simplifying
3x2 + -36x + 32 = 0

Reorder the terms:
32 + -36x + 3x2 = 0

Solving
32 + -36x + 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'.
10.66666667 + -12x + x2 = 0

Move the constant term to the right:

Add '-10.66666667' to each side of the equation.
10.66666667 + -12x + -10.66666667 + x2 = 0 + -10.66666667

Reorder the terms:
10.66666667 + -10.66666667 + -12x + x2 = 0 + -10.66666667

Combine like terms: 10.66666667 + -10.66666667 = 0.00000000
0.00000000 + -12x + x2 = 0 + -10.66666667
-12x + x2 = 0 + -10.66666667

Combine like terms: 0 + -10.66666667 = -10.66666667
-12x + x2 = -10.66666667

The x term is -12x.  Take half its coefficient (-6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
-12x + 36 + x2 = -10.66666667 + 36

Reorder the terms:
36 + -12x + x2 = -10.66666667 + 36

Combine like terms: -10.66666667 + 36 = 25.33333333
36 + -12x + x2 = 25.33333333

Factor a perfect square on the left side:
(x + -6)(x + -6) = 25.33333333

Calculate the square root of the right side: 5.033222957

Break this problem into two subproblems by setting 
(x + -6) equal to 5.033222957 and -5.033222957.

Subproblem 1

x + -6 = 5.033222957 Simplifying x + -6 = 5.033222957 Reorder the terms: -6 + x = 5.033222957 Solving -6 + x = 5.033222957 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + x = 5.033222957 + 6 Combine like terms: -6 + 6 = 0 0 + x = 5.033222957 + 6 x = 5.033222957 + 6 Combine like terms: 5.033222957 + 6 = 11.033222957 x = 11.033222957 Simplifying x = 11.033222957

Subproblem 2

x + -6 = -5.033222957 Simplifying x + -6 = -5.033222957 Reorder the terms: -6 + x = -5.033222957 Solving -6 + x = -5.033222957 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + x = -5.033222957 + 6 Combine like terms: -6 + 6 = 0 0 + x = -5.033222957 + 6 x = -5.033222957 + 6 Combine like terms: -5.033222957 + 6 = 0.966777043 x = 0.966777043 Simplifying x = 0.966777043

Solution

The solution to the problem is based on the solutions from the subproblems. x = {11.033222957, 0.966777043}

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