4x^2-49x+134=0

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Solution for 4x^2-49x+134=0 equation:


Simplifying
4x2 + -49x + 134 = 0

Reorder the terms:
134 + -49x + 4x2 = 0

Solving
134 + -49x + 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'.
33.5 + -12.25x + x2 = 0

Move the constant term to the right:

Add '-33.5' to each side of the equation.
33.5 + -12.25x + -33.5 + x2 = 0 + -33.5

Reorder the terms:
33.5 + -33.5 + -12.25x + x2 = 0 + -33.5

Combine like terms: 33.5 + -33.5 = 0.0
0.0 + -12.25x + x2 = 0 + -33.5
-12.25x + x2 = 0 + -33.5

Combine like terms: 0 + -33.5 = -33.5
-12.25x + x2 = -33.5

The x term is -12.25x.  Take half its coefficient (-6.125).
Square it (37.515625) and add it to both sides.

Add '37.515625' to each side of the equation.
-12.25x + 37.515625 + x2 = -33.5 + 37.515625

Reorder the terms:
37.515625 + -12.25x + x2 = -33.5 + 37.515625

Combine like terms: -33.5 + 37.515625 = 4.015625
37.515625 + -12.25x + x2 = 4.015625

Factor a perfect square on the left side:
(x + -6.125)(x + -6.125) = 4.015625

Calculate the square root of the right side: 2.003902443

Break this problem into two subproblems by setting 
(x + -6.125) equal to 2.003902443 and -2.003902443.

Subproblem 1

x + -6.125 = 2.003902443 Simplifying x + -6.125 = 2.003902443 Reorder the terms: -6.125 + x = 2.003902443 Solving -6.125 + x = 2.003902443 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.125' to each side of the equation. -6.125 + 6.125 + x = 2.003902443 + 6.125 Combine like terms: -6.125 + 6.125 = 0.000 0.000 + x = 2.003902443 + 6.125 x = 2.003902443 + 6.125 Combine like terms: 2.003902443 + 6.125 = 8.128902443 x = 8.128902443 Simplifying x = 8.128902443

Subproblem 2

x + -6.125 = -2.003902443 Simplifying x + -6.125 = -2.003902443 Reorder the terms: -6.125 + x = -2.003902443 Solving -6.125 + x = -2.003902443 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.125' to each side of the equation. -6.125 + 6.125 + x = -2.003902443 + 6.125 Combine like terms: -6.125 + 6.125 = 0.000 0.000 + x = -2.003902443 + 6.125 x = -2.003902443 + 6.125 Combine like terms: -2.003902443 + 6.125 = 4.121097557 x = 4.121097557 Simplifying x = 4.121097557

Solution

The solution to the problem is based on the solutions from the subproblems. x = {8.128902443, 4.121097557}

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