33x^2-136x-17=0

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Solution for 33x^2-136x-17=0 equation:


Simplifying
33x2 + -136x + -17 = 0

Reorder the terms:
-17 + -136x + 33x2 = 0

Solving
-17 + -136x + 33x2 = 0

Solving for variable 'x'.

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

Divide each side by '33'.
-0.5151515152 + -4.121212121x + x2 = 0

Move the constant term to the right:

Add '0.5151515152' to each side of the equation.
-0.5151515152 + -4.121212121x + 0.5151515152 + x2 = 0 + 0.5151515152

Reorder the terms:
-0.5151515152 + 0.5151515152 + -4.121212121x + x2 = 0 + 0.5151515152

Combine like terms: -0.5151515152 + 0.5151515152 = 0.0000000000
0.0000000000 + -4.121212121x + x2 = 0 + 0.5151515152
-4.121212121x + x2 = 0 + 0.5151515152

Combine like terms: 0 + 0.5151515152 = 0.5151515152
-4.121212121x + x2 = 0.5151515152

The x term is -4.121212121x.  Take half its coefficient (-2.060606061).
Square it (4.246097339) and add it to both sides.

Add '4.246097339' to each side of the equation.
-4.121212121x + 4.246097339 + x2 = 0.5151515152 + 4.246097339

Reorder the terms:
4.246097339 + -4.121212121x + x2 = 0.5151515152 + 4.246097339

Combine like terms: 0.5151515152 + 4.246097339 = 4.7612488542
4.246097339 + -4.121212121x + x2 = 4.7612488542

Factor a perfect square on the left side:
(x + -2.060606061)(x + -2.060606061) = 4.7612488542

Calculate the square root of the right side: 2.18202861

Break this problem into two subproblems by setting 
(x + -2.060606061) equal to 2.18202861 and -2.18202861.

Subproblem 1

x + -2.060606061 = 2.18202861 Simplifying x + -2.060606061 = 2.18202861 Reorder the terms: -2.060606061 + x = 2.18202861 Solving -2.060606061 + x = 2.18202861 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.060606061' to each side of the equation. -2.060606061 + 2.060606061 + x = 2.18202861 + 2.060606061 Combine like terms: -2.060606061 + 2.060606061 = 0.000000000 0.000000000 + x = 2.18202861 + 2.060606061 x = 2.18202861 + 2.060606061 Combine like terms: 2.18202861 + 2.060606061 = 4.242634671 x = 4.242634671 Simplifying x = 4.242634671

Subproblem 2

x + -2.060606061 = -2.18202861 Simplifying x + -2.060606061 = -2.18202861 Reorder the terms: -2.060606061 + x = -2.18202861 Solving -2.060606061 + x = -2.18202861 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.060606061' to each side of the equation. -2.060606061 + 2.060606061 + x = -2.18202861 + 2.060606061 Combine like terms: -2.060606061 + 2.060606061 = 0.000000000 0.000000000 + x = -2.18202861 + 2.060606061 x = -2.18202861 + 2.060606061 Combine like terms: -2.18202861 + 2.060606061 = -0.121422549 x = -0.121422549 Simplifying x = -0.121422549

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.242634671, -0.121422549}

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