100x^2-11x-6=0

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Solution for 100x^2-11x-6=0 equation:


Simplifying
100x2 + -11x + -6 = 0

Reorder the terms:
-6 + -11x + 100x2 = 0

Solving
-6 + -11x + 100x2 = 0

Solving for variable 'x'.

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

Divide each side by '100'.
-0.06 + -0.11x + x2 = 0

Move the constant term to the right:

Add '0.06' to each side of the equation.
-0.06 + -0.11x + 0.06 + x2 = 0 + 0.06

Reorder the terms:
-0.06 + 0.06 + -0.11x + x2 = 0 + 0.06

Combine like terms: -0.06 + 0.06 = 0.00
0.00 + -0.11x + x2 = 0 + 0.06
-0.11x + x2 = 0 + 0.06

Combine like terms: 0 + 0.06 = 0.06
-0.11x + x2 = 0.06

The x term is -0.11x.  Take half its coefficient (-0.055).
Square it (0.003025) and add it to both sides.

Add '0.003025' to each side of the equation.
-0.11x + 0.003025 + x2 = 0.06 + 0.003025

Reorder the terms:
0.003025 + -0.11x + x2 = 0.06 + 0.003025

Combine like terms: 0.06 + 0.003025 = 0.063025
0.003025 + -0.11x + x2 = 0.063025

Factor a perfect square on the left side:
(x + -0.055)(x + -0.055) = 0.063025

Calculate the square root of the right side: 0.251047804

Break this problem into two subproblems by setting 
(x + -0.055) equal to 0.251047804 and -0.251047804.

Subproblem 1

x + -0.055 = 0.251047804 Simplifying x + -0.055 = 0.251047804 Reorder the terms: -0.055 + x = 0.251047804 Solving -0.055 + x = 0.251047804 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.055' to each side of the equation. -0.055 + 0.055 + x = 0.251047804 + 0.055 Combine like terms: -0.055 + 0.055 = 0.000 0.000 + x = 0.251047804 + 0.055 x = 0.251047804 + 0.055 Combine like terms: 0.251047804 + 0.055 = 0.306047804 x = 0.306047804 Simplifying x = 0.306047804

Subproblem 2

x + -0.055 = -0.251047804 Simplifying x + -0.055 = -0.251047804 Reorder the terms: -0.055 + x = -0.251047804 Solving -0.055 + x = -0.251047804 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.055' to each side of the equation. -0.055 + 0.055 + x = -0.251047804 + 0.055 Combine like terms: -0.055 + 0.055 = 0.000 0.000 + x = -0.251047804 + 0.055 x = -0.251047804 + 0.055 Combine like terms: -0.251047804 + 0.055 = -0.196047804 x = -0.196047804 Simplifying x = -0.196047804

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.306047804, -0.196047804}

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