-.004x^2+0.148x-0.191=0

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Solution for -.004x^2+0.148x-0.191=0 equation:


Simplifying
-0.004x2 + 0.148x + -0.191 = 0

Reorder the terms:
-0.191 + 0.148x + -0.004x2 = 0

Solving
-0.191 + 0.148x + -0.004x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-0.004 the coefficient of the squared term: 

Divide each side by '-0.004'.
47.75 + -37x + x2 = 0

Move the constant term to the right:

Add '-47.75' to each side of the equation.
47.75 + -37x + -47.75 + x2 = 0 + -47.75

Reorder the terms:
47.75 + -47.75 + -37x + x2 = 0 + -47.75

Combine like terms: 47.75 + -47.75 = 0.00
0.00 + -37x + x2 = 0 + -47.75
-37x + x2 = 0 + -47.75

Combine like terms: 0 + -47.75 = -47.75
-37x + x2 = -47.75

The x term is -37x.  Take half its coefficient (-18.5).
Square it (342.25) and add it to both sides.

Add '342.25' to each side of the equation.
-37x + 342.25 + x2 = -47.75 + 342.25

Reorder the terms:
342.25 + -37x + x2 = -47.75 + 342.25

Combine like terms: -47.75 + 342.25 = 294.5
342.25 + -37x + x2 = 294.5

Factor a perfect square on the left side:
(x + -18.5)(x + -18.5) = 294.5

Calculate the square root of the right side: 17.161002302

Break this problem into two subproblems by setting 
(x + -18.5) equal to 17.161002302 and -17.161002302.

Subproblem 1

x + -18.5 = 17.161002302 Simplifying x + -18.5 = 17.161002302 Reorder the terms: -18.5 + x = 17.161002302 Solving -18.5 + x = 17.161002302 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.5' to each side of the equation. -18.5 + 18.5 + x = 17.161002302 + 18.5 Combine like terms: -18.5 + 18.5 = 0.0 0.0 + x = 17.161002302 + 18.5 x = 17.161002302 + 18.5 Combine like terms: 17.161002302 + 18.5 = 35.661002302 x = 35.661002302 Simplifying x = 35.661002302

Subproblem 2

x + -18.5 = -17.161002302 Simplifying x + -18.5 = -17.161002302 Reorder the terms: -18.5 + x = -17.161002302 Solving -18.5 + x = -17.161002302 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.5' to each side of the equation. -18.5 + 18.5 + x = -17.161002302 + 18.5 Combine like terms: -18.5 + 18.5 = 0.0 0.0 + x = -17.161002302 + 18.5 x = -17.161002302 + 18.5 Combine like terms: -17.161002302 + 18.5 = 1.338997698 x = 1.338997698 Simplifying x = 1.338997698

Solution

The solution to the problem is based on the solutions from the subproblems. x = {35.661002302, 1.338997698}

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