n^2+2n^2-14n^2+2n-15=0

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Solution for n^2+2n^2-14n^2+2n-15=0 equation:


Simplifying
n2 + 2n2 + -14n2 + 2n + -15 = 0

Reorder the terms:
-15 + 2n + n2 + 2n2 + -14n2 = 0

Combine like terms: n2 + 2n2 = 3n2
-15 + 2n + 3n2 + -14n2 = 0

Combine like terms: 3n2 + -14n2 = -11n2
-15 + 2n + -11n2 = 0

Solving
-15 + 2n + -11n2 = 0

Solving for variable 'n'.

Begin completing the square.  Divide all terms by
-11 the coefficient of the squared term: 

Divide each side by '-11'.
1.363636364 + -0.1818181818n + n2 = 0

Move the constant term to the right:

Add '-1.363636364' to each side of the equation.
1.363636364 + -0.1818181818n + -1.363636364 + n2 = 0 + -1.363636364

Reorder the terms:
1.363636364 + -1.363636364 + -0.1818181818n + n2 = 0 + -1.363636364

Combine like terms: 1.363636364 + -1.363636364 = 0.000000000
0.000000000 + -0.1818181818n + n2 = 0 + -1.363636364
-0.1818181818n + n2 = 0 + -1.363636364

Combine like terms: 0 + -1.363636364 = -1.363636364
-0.1818181818n + n2 = -1.363636364

The n term is -0.1818181818n.  Take half its coefficient (-0.0909090909).
Square it (0.008264462808) and add it to both sides.

Add '0.008264462808' to each side of the equation.
-0.1818181818n + 0.008264462808 + n2 = -1.363636364 + 0.008264462808

Reorder the terms:
0.008264462808 + -0.1818181818n + n2 = -1.363636364 + 0.008264462808

Combine like terms: -1.363636364 + 0.008264462808 = -1.355371901192
0.008264462808 + -0.1818181818n + n2 = -1.355371901192

Factor a perfect square on the left side:
(n + -0.0909090909)(n + -0.0909090909) = -1.355371901192

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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