y^2-14y+22=

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Solution for y^2-14y+22= equation:


Simplifying
y2 + -14y + 22 = 0

Reorder the terms:
22 + -14y + y2 = 0

Solving
22 + -14y + y2 = 0

Solving for variable 'y'.

Begin completing the square.

Move the constant term to the right:

Add '-22' to each side of the equation.
22 + -14y + -22 + y2 = 0 + -22

Reorder the terms:
22 + -22 + -14y + y2 = 0 + -22

Combine like terms: 22 + -22 = 0
0 + -14y + y2 = 0 + -22
-14y + y2 = 0 + -22

Combine like terms: 0 + -22 = -22
-14y + y2 = -22

The y term is -14y.  Take half its coefficient (-7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
-14y + 49 + y2 = -22 + 49

Reorder the terms:
49 + -14y + y2 = -22 + 49

Combine like terms: -22 + 49 = 27
49 + -14y + y2 = 27

Factor a perfect square on the left side:
(y + -7)(y + -7) = 27

Calculate the square root of the right side: 5.196152423

Break this problem into two subproblems by setting 
(y + -7) equal to 5.196152423 and -5.196152423.

Subproblem 1

y + -7 = 5.196152423 Simplifying y + -7 = 5.196152423 Reorder the terms: -7 + y = 5.196152423 Solving -7 + y = 5.196152423 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + y = 5.196152423 + 7 Combine like terms: -7 + 7 = 0 0 + y = 5.196152423 + 7 y = 5.196152423 + 7 Combine like terms: 5.196152423 + 7 = 12.196152423 y = 12.196152423 Simplifying y = 12.196152423

Subproblem 2

y + -7 = -5.196152423 Simplifying y + -7 = -5.196152423 Reorder the terms: -7 + y = -5.196152423 Solving -7 + y = -5.196152423 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + y = -5.196152423 + 7 Combine like terms: -7 + 7 = 0 0 + y = -5.196152423 + 7 y = -5.196152423 + 7 Combine like terms: -5.196152423 + 7 = 1.803847577 y = 1.803847577 Simplifying y = 1.803847577

Solution

The solution to the problem is based on the solutions from the subproblems. y = {12.196152423, 1.803847577}

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