y^2+4y+6=-2y-2

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Solution for y^2+4y+6=-2y-2 equation:


Simplifying
y2 + 4y + 6 = -2y + -2

Reorder the terms:
6 + 4y + y2 = -2y + -2

Reorder the terms:
6 + 4y + y2 = -2 + -2y

Solving
6 + 4y + y2 = -2 + -2y

Solving for variable 'y'.

Reorder the terms:
6 + 2 + 4y + 2y + y2 = -2 + -2y + 2 + 2y

Combine like terms: 6 + 2 = 8
8 + 4y + 2y + y2 = -2 + -2y + 2 + 2y

Combine like terms: 4y + 2y = 6y
8 + 6y + y2 = -2 + -2y + 2 + 2y

Reorder the terms:
8 + 6y + y2 = -2 + 2 + -2y + 2y

Combine like terms: -2 + 2 = 0
8 + 6y + y2 = 0 + -2y + 2y
8 + 6y + y2 = -2y + 2y

Combine like terms: -2y + 2y = 0
8 + 6y + y2 = 0

Factor a trinomial.
(4 + y)(2 + y) = 0

Subproblem 1

Set the factor '(4 + y)' equal to zero and attempt to solve: Simplifying 4 + y = 0 Solving 4 + y = 0 Move all terms containing y to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + y = 0 + -4 Combine like terms: 4 + -4 = 0 0 + y = 0 + -4 y = 0 + -4 Combine like terms: 0 + -4 = -4 y = -4 Simplifying y = -4

Subproblem 2

Set the factor '(2 + y)' equal to zero and attempt to solve: Simplifying 2 + y = 0 Solving 2 + y = 0 Move all terms containing y to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + y = 0 + -2 y = 0 + -2 Combine like terms: 0 + -2 = -2 y = -2 Simplifying y = -2

Solution

y = {-4, -2}

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