-5+4y-2y^2-14=0

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Solution for -5+4y-2y^2-14=0 equation:


Simplifying
-5 + 4y + -2y2 + -14 = 0

Reorder the terms:
-5 + -14 + 4y + -2y2 = 0

Combine like terms: -5 + -14 = -19
-19 + 4y + -2y2 = 0

Solving
-19 + 4y + -2y2 = 0

Solving for variable 'y'.

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
9.5 + -2y + y2 = 0

Move the constant term to the right:

Add '-9.5' to each side of the equation.
9.5 + -2y + -9.5 + y2 = 0 + -9.5

Reorder the terms:
9.5 + -9.5 + -2y + y2 = 0 + -9.5

Combine like terms: 9.5 + -9.5 = 0.0
0.0 + -2y + y2 = 0 + -9.5
-2y + y2 = 0 + -9.5

Combine like terms: 0 + -9.5 = -9.5
-2y + y2 = -9.5

The y term is -2y.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2y + 1 + y2 = -9.5 + 1

Reorder the terms:
1 + -2y + y2 = -9.5 + 1

Combine like terms: -9.5 + 1 = -8.5
1 + -2y + y2 = -8.5

Factor a perfect square on the left side:
(y + -1)(y + -1) = -8.5

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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