y^2-2y+16=0

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Solution for y^2-2y+16=0 equation: 


Simplifying
y2 + -2y + 16 = 0

Reorder the terms:
16 + -2y + y2 = 0

Solving
16 + -2y + y2 = 0

Solving for variable 'y'.

Begin completing the square.

Move the constant term to the right:

Add '-16' to each side of the equation.
16 + -2y + -16 + y2 = 0 + -16

Reorder the terms:
16 + -16 + -2y + y2 = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -2y + y2 = 0 + -16
-2y + y2 = 0 + -16

Combine like terms: 0 + -16 = -16
-2y + y2 = -16

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 = -16 + 1

Reorder the terms:
1 + -2y + y2 = -16 + 1

Combine like terms: -16 + 1 = -15
1 + -2y + y2 = -15

Factor a perfect square on the left side:
(y + -1)(y + -1) = -15

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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