17x^2+32x-20=0

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Solution for 17x^2+32x-20=0 equation:


Simplifying
17x2 + 32x + -20 = 0

Reorder the terms:
-20 + 32x + 17x2 = 0

Solving
-20 + 32x + 17x2 = 0

Solving for variable 'x'.

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

Divide each side by '17'.
-1.176470588 + 1.882352941x + x2 = 0

Move the constant term to the right:

Add '1.176470588' to each side of the equation.
-1.176470588 + 1.882352941x + 1.176470588 + x2 = 0 + 1.176470588

Reorder the terms:
-1.176470588 + 1.176470588 + 1.882352941x + x2 = 0 + 1.176470588

Combine like terms: -1.176470588 + 1.176470588 = 0.000000000
0.000000000 + 1.882352941x + x2 = 0 + 1.176470588
1.882352941x + x2 = 0 + 1.176470588

Combine like terms: 0 + 1.176470588 = 1.176470588
1.882352941x + x2 = 1.176470588

The x term is 1.882352941x.  Take half its coefficient (0.9411764705).
Square it (0.8858131486) and add it to both sides.

Add '0.8858131486' to each side of the equation.
1.882352941x + 0.8858131486 + x2 = 1.176470588 + 0.8858131486

Reorder the terms:
0.8858131486 + 1.882352941x + x2 = 1.176470588 + 0.8858131486

Combine like terms: 1.176470588 + 0.8858131486 = 2.0622837366
0.8858131486 + 1.882352941x + x2 = 2.0622837366

Factor a perfect square on the left side:
(x + 0.9411764705)(x + 0.9411764705) = 2.0622837366

Calculate the square root of the right side: 1.436065366

Break this problem into two subproblems by setting 
(x + 0.9411764705) equal to 1.436065366 and -1.436065366.

Subproblem 1

x + 0.9411764705 = 1.436065366 Simplifying x + 0.9411764705 = 1.436065366 Reorder the terms: 0.9411764705 + x = 1.436065366 Solving 0.9411764705 + x = 1.436065366 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9411764705' to each side of the equation. 0.9411764705 + -0.9411764705 + x = 1.436065366 + -0.9411764705 Combine like terms: 0.9411764705 + -0.9411764705 = 0.0000000000 0.0000000000 + x = 1.436065366 + -0.9411764705 x = 1.436065366 + -0.9411764705 Combine like terms: 1.436065366 + -0.9411764705 = 0.4948888955 x = 0.4948888955 Simplifying x = 0.4948888955

Subproblem 2

x + 0.9411764705 = -1.436065366 Simplifying x + 0.9411764705 = -1.436065366 Reorder the terms: 0.9411764705 + x = -1.436065366 Solving 0.9411764705 + x = -1.436065366 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9411764705' to each side of the equation. 0.9411764705 + -0.9411764705 + x = -1.436065366 + -0.9411764705 Combine like terms: 0.9411764705 + -0.9411764705 = 0.0000000000 0.0000000000 + x = -1.436065366 + -0.9411764705 x = -1.436065366 + -0.9411764705 Combine like terms: -1.436065366 + -0.9411764705 = -2.3772418365 x = -2.3772418365 Simplifying x = -2.3772418365

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.4948888955, -2.3772418365}

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