y^2-6y+20=

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Solution for y^2-6y+20= equation:


Simplifying
y2 + -6y + 20 = 0

Reorder the terms:
20 + -6y + y2 = 0

Solving
20 + -6y + y2 = 0

Solving for variable 'y'.

Begin completing the square.

Move the constant term to the right:

Add '-20' to each side of the equation.
20 + -6y + -20 + y2 = 0 + -20

Reorder the terms:
20 + -20 + -6y + y2 = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -6y + y2 = 0 + -20
-6y + y2 = 0 + -20

Combine like terms: 0 + -20 = -20
-6y + y2 = -20

The y term is -6y.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6y + 9 + y2 = -20 + 9

Reorder the terms:
9 + -6y + y2 = -20 + 9

Combine like terms: -20 + 9 = -11
9 + -6y + y2 = -11

Factor a perfect square on the left side:
(y + -3)(y + -3) = -11

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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