x=97-16x^2

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Solution for x=97-16x^2 equation:


Simplifying
x = 97 + -16x2

Solving
x = 97 + -16x2

Solving for variable 'x'.

Reorder the terms:
-97 + x + 16x2 = 97 + -16x2 + -97 + 16x2

Reorder the terms:
-97 + x + 16x2 = 97 + -97 + -16x2 + 16x2

Combine like terms: 97 + -97 = 0
-97 + x + 16x2 = 0 + -16x2 + 16x2
-97 + x + 16x2 = -16x2 + 16x2

Combine like terms: -16x2 + 16x2 = 0
-97 + x + 16x2 = 0

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

Divide each side by '16'.
-6.0625 + 0.0625x + x2 = 0

Move the constant term to the right:

Add '6.0625' to each side of the equation.
-6.0625 + 0.0625x + 6.0625 + x2 = 0 + 6.0625

Reorder the terms:
-6.0625 + 6.0625 + 0.0625x + x2 = 0 + 6.0625

Combine like terms: -6.0625 + 6.0625 = 0.0000
0.0000 + 0.0625x + x2 = 0 + 6.0625
0.0625x + x2 = 0 + 6.0625

Combine like terms: 0 + 6.0625 = 6.0625
0.0625x + x2 = 6.0625

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
0.0625x + 0.25 + x2 = 6.0625 + 0.25

Reorder the terms:
0.25 + 0.0625x + x2 = 6.0625 + 0.25

Combine like terms: 6.0625 + 0.25 = 6.3125
0.25 + 0.0625x + x2 = 6.3125

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 6.3125

Calculate the square root of the right side: 2.512468905

Break this problem into two subproblems by setting 
(x + 0.5) equal to 2.512468905 and -2.512468905.

Subproblem 1

x + 0.5 = 2.512468905 Simplifying x + 0.5 = 2.512468905 Reorder the terms: 0.5 + x = 2.512468905 Solving 0.5 + x = 2.512468905 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 2.512468905 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 2.512468905 + -0.5 x = 2.512468905 + -0.5 Combine like terms: 2.512468905 + -0.5 = 2.012468905 x = 2.012468905 Simplifying x = 2.012468905

Subproblem 2

x + 0.5 = -2.512468905 Simplifying x + 0.5 = -2.512468905 Reorder the terms: 0.5 + x = -2.512468905 Solving 0.5 + x = -2.512468905 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -2.512468905 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -2.512468905 + -0.5 x = -2.512468905 + -0.5 Combine like terms: -2.512468905 + -0.5 = -3.012468905 x = -3.012468905 Simplifying x = -3.012468905

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.012468905, -3.012468905}

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