25x^2-95x+61=0

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Solution for 25x^2-95x+61=0 equation:


Simplifying
25x2 + -95x + 61 = 0

Reorder the terms:
61 + -95x + 25x2 = 0

Solving
61 + -95x + 25x2 = 0

Solving for variable 'x'.

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

Divide each side by '25'.
2.44 + -3.8x + x2 = 0

Move the constant term to the right:

Add '-2.44' to each side of the equation.
2.44 + -3.8x + -2.44 + x2 = 0 + -2.44

Reorder the terms:
2.44 + -2.44 + -3.8x + x2 = 0 + -2.44

Combine like terms: 2.44 + -2.44 = 0.00
0.00 + -3.8x + x2 = 0 + -2.44
-3.8x + x2 = 0 + -2.44

Combine like terms: 0 + -2.44 = -2.44
-3.8x + x2 = -2.44

The x term is -3.8x.  Take half its coefficient (-1.9).
Square it (3.61) and add it to both sides.

Add '3.61' to each side of the equation.
-3.8x + 3.61 + x2 = -2.44 + 3.61

Reorder the terms:
3.61 + -3.8x + x2 = -2.44 + 3.61

Combine like terms: -2.44 + 3.61 = 1.17
3.61 + -3.8x + x2 = 1.17

Factor a perfect square on the left side:
(x + -1.9)(x + -1.9) = 1.17

Calculate the square root of the right side: 1.081665383

Break this problem into two subproblems by setting 
(x + -1.9) equal to 1.081665383 and -1.081665383.

Subproblem 1

x + -1.9 = 1.081665383 Simplifying x + -1.9 = 1.081665383 Reorder the terms: -1.9 + x = 1.081665383 Solving -1.9 + x = 1.081665383 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.9' to each side of the equation. -1.9 + 1.9 + x = 1.081665383 + 1.9 Combine like terms: -1.9 + 1.9 = 0.0 0.0 + x = 1.081665383 + 1.9 x = 1.081665383 + 1.9 Combine like terms: 1.081665383 + 1.9 = 2.981665383 x = 2.981665383 Simplifying x = 2.981665383

Subproblem 2

x + -1.9 = -1.081665383 Simplifying x + -1.9 = -1.081665383 Reorder the terms: -1.9 + x = -1.081665383 Solving -1.9 + x = -1.081665383 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.9' to each side of the equation. -1.9 + 1.9 + x = -1.081665383 + 1.9 Combine like terms: -1.9 + 1.9 = 0.0 0.0 + x = -1.081665383 + 1.9 x = -1.081665383 + 1.9 Combine like terms: -1.081665383 + 1.9 = 0.818334617 x = 0.818334617 Simplifying x = 0.818334617

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.981665383, 0.818334617}

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