32x^2+54x+7=0

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Solution for 32x^2+54x+7=0 equation:


Simplifying
32x2 + 54x + 7 = 0

Reorder the terms:
7 + 54x + 32x2 = 0

Solving
7 + 54x + 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'.
0.21875 + 1.6875x + x2 = 0

Move the constant term to the right:

Add '-0.21875' to each side of the equation.
0.21875 + 1.6875x + -0.21875 + x2 = 0 + -0.21875

Reorder the terms:
0.21875 + -0.21875 + 1.6875x + x2 = 0 + -0.21875

Combine like terms: 0.21875 + -0.21875 = 0.00000
0.00000 + 1.6875x + x2 = 0 + -0.21875
1.6875x + x2 = 0 + -0.21875

Combine like terms: 0 + -0.21875 = -0.21875
1.6875x + x2 = -0.21875

The x term is 1.6875x.  Take half its coefficient (0.84375).
Square it (0.7119140625) and add it to both sides.

Add '0.7119140625' to each side of the equation.
1.6875x + 0.7119140625 + x2 = -0.21875 + 0.7119140625

Reorder the terms:
0.7119140625 + 1.6875x + x2 = -0.21875 + 0.7119140625

Combine like terms: -0.21875 + 0.7119140625 = 0.4931640625
0.7119140625 + 1.6875x + x2 = 0.4931640625

Factor a perfect square on the left side:
(x + 0.84375)(x + 0.84375) = 0.4931640625

Calculate the square root of the right side: 0.702256408

Break this problem into two subproblems by setting 
(x + 0.84375) equal to 0.702256408 and -0.702256408.

Subproblem 1

x + 0.84375 = 0.702256408 Simplifying x + 0.84375 = 0.702256408 Reorder the terms: 0.84375 + x = 0.702256408 Solving 0.84375 + x = 0.702256408 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.84375' to each side of the equation. 0.84375 + -0.84375 + x = 0.702256408 + -0.84375 Combine like terms: 0.84375 + -0.84375 = 0.00000 0.00000 + x = 0.702256408 + -0.84375 x = 0.702256408 + -0.84375 Combine like terms: 0.702256408 + -0.84375 = -0.141493592 x = -0.141493592 Simplifying x = -0.141493592

Subproblem 2

x + 0.84375 = -0.702256408 Simplifying x + 0.84375 = -0.702256408 Reorder the terms: 0.84375 + x = -0.702256408 Solving 0.84375 + x = -0.702256408 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.84375' to each side of the equation. 0.84375 + -0.84375 + x = -0.702256408 + -0.84375 Combine like terms: 0.84375 + -0.84375 = 0.00000 0.00000 + x = -0.702256408 + -0.84375 x = -0.702256408 + -0.84375 Combine like terms: -0.702256408 + -0.84375 = -1.546006408 x = -1.546006408 Simplifying x = -1.546006408

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.141493592, -1.546006408}

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