28n^2=-97-184n

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Solution for 28n^2=-97-184n equation:


Simplifying
28n2 = -97 + -184n

Solving
28n2 = -97 + -184n

Solving for variable 'n'.

Reorder the terms:
97 + 184n + 28n2 = -97 + -184n + 97 + 184n

Reorder the terms:
97 + 184n + 28n2 = -97 + 97 + -184n + 184n

Combine like terms: -97 + 97 = 0
97 + 184n + 28n2 = 0 + -184n + 184n
97 + 184n + 28n2 = -184n + 184n

Combine like terms: -184n + 184n = 0
97 + 184n + 28n2 = 0

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

Divide each side by '28'.
3.464285714 + 6.571428571n + n2 = 0

Move the constant term to the right:

Add '-3.464285714' to each side of the equation.
3.464285714 + 6.571428571n + -3.464285714 + n2 = 0 + -3.464285714

Reorder the terms:
3.464285714 + -3.464285714 + 6.571428571n + n2 = 0 + -3.464285714

Combine like terms: 3.464285714 + -3.464285714 = 0.000000000
0.000000000 + 6.571428571n + n2 = 0 + -3.464285714
6.571428571n + n2 = 0 + -3.464285714

Combine like terms: 0 + -3.464285714 = -3.464285714
6.571428571n + n2 = -3.464285714

The n term is 6.571428571n.  Take half its coefficient (3.285714286).
Square it (10.79591837) and add it to both sides.

Add '10.79591837' to each side of the equation.
6.571428571n + 10.79591837 + n2 = -3.464285714 + 10.79591837

Reorder the terms:
10.79591837 + 6.571428571n + n2 = -3.464285714 + 10.79591837

Combine like terms: -3.464285714 + 10.79591837 = 7.331632656
10.79591837 + 6.571428571n + n2 = 7.331632656

Factor a perfect square on the left side:
(n + 3.285714286)(n + 3.285714286) = 7.331632656

Calculate the square root of the right side: 2.707698775

Break this problem into two subproblems by setting 
(n + 3.285714286) equal to 2.707698775 and -2.707698775.

Subproblem 1

n + 3.285714286 = 2.707698775 Simplifying n + 3.285714286 = 2.707698775 Reorder the terms: 3.285714286 + n = 2.707698775 Solving 3.285714286 + n = 2.707698775 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-3.285714286' to each side of the equation. 3.285714286 + -3.285714286 + n = 2.707698775 + -3.285714286 Combine like terms: 3.285714286 + -3.285714286 = 0.000000000 0.000000000 + n = 2.707698775 + -3.285714286 n = 2.707698775 + -3.285714286 Combine like terms: 2.707698775 + -3.285714286 = -0.578015511 n = -0.578015511 Simplifying n = -0.578015511

Subproblem 2

n + 3.285714286 = -2.707698775 Simplifying n + 3.285714286 = -2.707698775 Reorder the terms: 3.285714286 + n = -2.707698775 Solving 3.285714286 + n = -2.707698775 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-3.285714286' to each side of the equation. 3.285714286 + -3.285714286 + n = -2.707698775 + -3.285714286 Combine like terms: 3.285714286 + -3.285714286 = 0.000000000 0.000000000 + n = -2.707698775 + -3.285714286 n = -2.707698775 + -3.285714286 Combine like terms: -2.707698775 + -3.285714286 = -5.993413061 n = -5.993413061 Simplifying n = -5.993413061

Solution

The solution to the problem is based on the solutions from the subproblems. n = {-0.578015511, -5.993413061}

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