y^2+11y+14=

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Solution for y^2+11y+14= equation:


Simplifying
y2 + 11y + 14 = 0

Reorder the terms:
14 + 11y + y2 = 0

Solving
14 + 11y + y2 = 0

Solving for variable 'y'.

Begin completing the square.

Move the constant term to the right:

Add '-14' to each side of the equation.
14 + 11y + -14 + y2 = 0 + -14

Reorder the terms:
14 + -14 + 11y + y2 = 0 + -14

Combine like terms: 14 + -14 = 0
0 + 11y + y2 = 0 + -14
11y + y2 = 0 + -14

Combine like terms: 0 + -14 = -14
11y + y2 = -14

The y term is 11y.  Take half its coefficient (5.5).
Square it (30.25) and add it to both sides.

Add '30.25' to each side of the equation.
11y + 30.25 + y2 = -14 + 30.25

Reorder the terms:
30.25 + 11y + y2 = -14 + 30.25

Combine like terms: -14 + 30.25 = 16.25
30.25 + 11y + y2 = 16.25

Factor a perfect square on the left side:
(y + 5.5)(y + 5.5) = 16.25

Calculate the square root of the right side: 4.031128874

Break this problem into two subproblems by setting 
(y + 5.5) equal to 4.031128874 and -4.031128874.

Subproblem 1

y + 5.5 = 4.031128874 Simplifying y + 5.5 = 4.031128874 Reorder the terms: 5.5 + y = 4.031128874 Solving 5.5 + y = 4.031128874 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + y = 4.031128874 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + y = 4.031128874 + -5.5 y = 4.031128874 + -5.5 Combine like terms: 4.031128874 + -5.5 = -1.468871126 y = -1.468871126 Simplifying y = -1.468871126

Subproblem 2

y + 5.5 = -4.031128874 Simplifying y + 5.5 = -4.031128874 Reorder the terms: 5.5 + y = -4.031128874 Solving 5.5 + y = -4.031128874 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + y = -4.031128874 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + y = -4.031128874 + -5.5 y = -4.031128874 + -5.5 Combine like terms: -4.031128874 + -5.5 = -9.531128874 y = -9.531128874 Simplifying y = -9.531128874

Solution

The solution to the problem is based on the solutions from the subproblems. y = {-1.468871126, -9.531128874}

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