4x^2-x-29=0

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Solution for 4x^2-x-29=0 equation:


Simplifying
4x2 + -1x + -29 = 0

Reorder the terms:
-29 + -1x + 4x2 = 0

Solving
-29 + -1x + 4x2 = 0

Solving for variable 'x'.

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

Divide each side by '4'.
-7.25 + -0.25x + x2 = 0

Move the constant term to the right:

Add '7.25' to each side of the equation.
-7.25 + -0.25x + 7.25 + x2 = 0 + 7.25

Reorder the terms:
-7.25 + 7.25 + -0.25x + x2 = 0 + 7.25

Combine like terms: -7.25 + 7.25 = 0.00
0.00 + -0.25x + x2 = 0 + 7.25
-0.25x + x2 = 0 + 7.25

Combine like terms: 0 + 7.25 = 7.25
-0.25x + x2 = 7.25

The x term is -0.25x.  Take half its coefficient (-0.125).
Square it (0.015625) and add it to both sides.

Add '0.015625' to each side of the equation.
-0.25x + 0.015625 + x2 = 7.25 + 0.015625

Reorder the terms:
0.015625 + -0.25x + x2 = 7.25 + 0.015625

Combine like terms: 7.25 + 0.015625 = 7.265625
0.015625 + -0.25x + x2 = 7.265625

Factor a perfect square on the left side:
(x + -0.125)(x + -0.125) = 7.265625

Calculate the square root of the right side: 2.695482332

Break this problem into two subproblems by setting 
(x + -0.125) equal to 2.695482332 and -2.695482332.

Subproblem 1

x + -0.125 = 2.695482332 Simplifying x + -0.125 = 2.695482332 Reorder the terms: -0.125 + x = 2.695482332 Solving -0.125 + x = 2.695482332 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.125' to each side of the equation. -0.125 + 0.125 + x = 2.695482332 + 0.125 Combine like terms: -0.125 + 0.125 = 0.000 0.000 + x = 2.695482332 + 0.125 x = 2.695482332 + 0.125 Combine like terms: 2.695482332 + 0.125 = 2.820482332 x = 2.820482332 Simplifying x = 2.820482332

Subproblem 2

x + -0.125 = -2.695482332 Simplifying x + -0.125 = -2.695482332 Reorder the terms: -0.125 + x = -2.695482332 Solving -0.125 + x = -2.695482332 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.125' to each side of the equation. -0.125 + 0.125 + x = -2.695482332 + 0.125 Combine like terms: -0.125 + 0.125 = 0.000 0.000 + x = -2.695482332 + 0.125 x = -2.695482332 + 0.125 Combine like terms: -2.695482332 + 0.125 = -2.570482332 x = -2.570482332 Simplifying x = -2.570482332

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.820482332, -2.570482332}

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