y^2-28y+44=0

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Solution for y^2-28y+44=0 equation:


Simplifying
y2 + -28y + 44 = 0

Reorder the terms:
44 + -28y + y2 = 0

Solving
44 + -28y + y2 = 0

Solving for variable 'y'.

Begin completing the square.

Move the constant term to the right:

Add '-44' to each side of the equation.
44 + -28y + -44 + y2 = 0 + -44

Reorder the terms:
44 + -44 + -28y + y2 = 0 + -44

Combine like terms: 44 + -44 = 0
0 + -28y + y2 = 0 + -44
-28y + y2 = 0 + -44

Combine like terms: 0 + -44 = -44
-28y + y2 = -44

The y term is -28y.  Take half its coefficient (-14).
Square it (196) and add it to both sides.

Add '196' to each side of the equation.
-28y + 196 + y2 = -44 + 196

Reorder the terms:
196 + -28y + y2 = -44 + 196

Combine like terms: -44 + 196 = 152
196 + -28y + y2 = 152

Factor a perfect square on the left side:
(y + -14)(y + -14) = 152

Calculate the square root of the right side: 12.328828006

Break this problem into two subproblems by setting 
(y + -14) equal to 12.328828006 and -12.328828006.

Subproblem 1

y + -14 = 12.328828006 Simplifying y + -14 = 12.328828006 Reorder the terms: -14 + y = 12.328828006 Solving -14 + y = 12.328828006 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '14' to each side of the equation. -14 + 14 + y = 12.328828006 + 14 Combine like terms: -14 + 14 = 0 0 + y = 12.328828006 + 14 y = 12.328828006 + 14 Combine like terms: 12.328828006 + 14 = 26.328828006 y = 26.328828006 Simplifying y = 26.328828006

Subproblem 2

y + -14 = -12.328828006 Simplifying y + -14 = -12.328828006 Reorder the terms: -14 + y = -12.328828006 Solving -14 + y = -12.328828006 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '14' to each side of the equation. -14 + 14 + y = -12.328828006 + 14 Combine like terms: -14 + 14 = 0 0 + y = -12.328828006 + 14 y = -12.328828006 + 14 Combine like terms: -12.328828006 + 14 = 1.671171994 y = 1.671171994 Simplifying y = 1.671171994

Solution

The solution to the problem is based on the solutions from the subproblems. y = {26.328828006, 1.671171994}

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