(2y+3)(y+3)=-5(2y+3)

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Solution for (2y+3)(y+3)=-5(2y+3) equation:


Simplifying
(2y + 3)(y + 3) = -5(2y + 3)

Reorder the terms:
(3 + 2y)(y + 3) = -5(2y + 3)

Reorder the terms:
(3 + 2y)(3 + y) = -5(2y + 3)

Multiply (3 + 2y) * (3 + y)
(3(3 + y) + 2y * (3 + y)) = -5(2y + 3)
((3 * 3 + y * 3) + 2y * (3 + y)) = -5(2y + 3)
((9 + 3y) + 2y * (3 + y)) = -5(2y + 3)
(9 + 3y + (3 * 2y + y * 2y)) = -5(2y + 3)
(9 + 3y + (6y + 2y2)) = -5(2y + 3)

Combine like terms: 3y + 6y = 9y
(9 + 9y + 2y2) = -5(2y + 3)

Reorder the terms:
9 + 9y + 2y2 = -5(3 + 2y)
9 + 9y + 2y2 = (3 * -5 + 2y * -5)
9 + 9y + 2y2 = (-15 + -10y)

Solving
9 + 9y + 2y2 = -15 + -10y

Solving for variable 'y'.

Reorder the terms:
9 + 15 + 9y + 10y + 2y2 = -15 + -10y + 15 + 10y

Combine like terms: 9 + 15 = 24
24 + 9y + 10y + 2y2 = -15 + -10y + 15 + 10y

Combine like terms: 9y + 10y = 19y
24 + 19y + 2y2 = -15 + -10y + 15 + 10y

Reorder the terms:
24 + 19y + 2y2 = -15 + 15 + -10y + 10y

Combine like terms: -15 + 15 = 0
24 + 19y + 2y2 = 0 + -10y + 10y
24 + 19y + 2y2 = -10y + 10y

Combine like terms: -10y + 10y = 0
24 + 19y + 2y2 = 0

Factor a trinomial.
(8 + y)(3 + 2y) = 0

Subproblem 1

Set the factor '(8 + y)' equal to zero and attempt to solve: Simplifying 8 + y = 0 Solving 8 + y = 0 Move all terms containing y to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + y = 0 + -8 Combine like terms: 8 + -8 = 0 0 + y = 0 + -8 y = 0 + -8 Combine like terms: 0 + -8 = -8 y = -8 Simplifying y = -8

Subproblem 2

Set the factor '(3 + 2y)' equal to zero and attempt to solve: Simplifying 3 + 2y = 0 Solving 3 + 2y = 0 Move all terms containing y to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 2y = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2y = 0 + -3 2y = 0 + -3 Combine like terms: 0 + -3 = -3 2y = -3 Divide each side by '2'. y = -1.5 Simplifying y = -1.5

Solution

y = {-8, -1.5}

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