32x^2+10x-15=0

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Solution for 32x^2+10x-15=0 equation:


Simplifying
32x2 + 10x + -15 = 0

Reorder the terms:
-15 + 10x + 32x2 = 0

Solving
-15 + 10x + 32x2 = 0

Solving for variable 'x'.

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

Divide each side by '32'.
-0.46875 + 0.3125x + x2 = 0

Move the constant term to the right:

Add '0.46875' to each side of the equation.
-0.46875 + 0.3125x + 0.46875 + x2 = 0 + 0.46875

Reorder the terms:
-0.46875 + 0.46875 + 0.3125x + x2 = 0 + 0.46875

Combine like terms: -0.46875 + 0.46875 = 0.00000
0.00000 + 0.3125x + x2 = 0 + 0.46875
0.3125x + x2 = 0 + 0.46875

Combine like terms: 0 + 0.46875 = 0.46875
0.3125x + x2 = 0.46875

The x term is 0.3125x.  Take half its coefficient (0.15625).
Square it (0.0244140625) and add it to both sides.

Add '0.0244140625' to each side of the equation.
0.3125x + 0.0244140625 + x2 = 0.46875 + 0.0244140625

Reorder the terms:
0.0244140625 + 0.3125x + x2 = 0.46875 + 0.0244140625

Combine like terms: 0.46875 + 0.0244140625 = 0.4931640625
0.0244140625 + 0.3125x + x2 = 0.4931640625

Factor a perfect square on the left side:
(x + 0.15625)(x + 0.15625) = 0.4931640625

Calculate the square root of the right side: 0.702256408

Break this problem into two subproblems by setting 
(x + 0.15625) equal to 0.702256408 and -0.702256408.

Subproblem 1

x + 0.15625 = 0.702256408 Simplifying x + 0.15625 = 0.702256408 Reorder the terms: 0.15625 + x = 0.702256408 Solving 0.15625 + x = 0.702256408 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.15625' to each side of the equation. 0.15625 + -0.15625 + x = 0.702256408 + -0.15625 Combine like terms: 0.15625 + -0.15625 = 0.00000 0.00000 + x = 0.702256408 + -0.15625 x = 0.702256408 + -0.15625 Combine like terms: 0.702256408 + -0.15625 = 0.546006408 x = 0.546006408 Simplifying x = 0.546006408

Subproblem 2

x + 0.15625 = -0.702256408 Simplifying x + 0.15625 = -0.702256408 Reorder the terms: 0.15625 + x = -0.702256408 Solving 0.15625 + x = -0.702256408 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.15625' to each side of the equation. 0.15625 + -0.15625 + x = -0.702256408 + -0.15625 Combine like terms: 0.15625 + -0.15625 = 0.00000 0.00000 + x = -0.702256408 + -0.15625 x = -0.702256408 + -0.15625 Combine like terms: -0.702256408 + -0.15625 = -0.858506408 x = -0.858506408 Simplifying x = -0.858506408

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.546006408, -0.858506408}

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