4y^2+3=-7y

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Solution for 4y^2+3=-7y equation:


Simplifying
4y2 + 3 = -7y

Reorder the terms:
3 + 4y2 = -7y

Solving
3 + 4y2 = -7y

Solving for variable 'y'.

Reorder the terms:
3 + 7y + 4y2 = -7y + 7y

Combine like terms: -7y + 7y = 0
3 + 7y + 4y2 = 0

Factor a trinomial.
(1 + y)(3 + 4y) = 0

Subproblem 1

Set the factor '(1 + y)' equal to zero and attempt to solve: Simplifying 1 + y = 0 Solving 1 + y = 0 Move all terms containing y to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + y = 0 + -1 Combine like terms: 1 + -1 = 0 0 + y = 0 + -1 y = 0 + -1 Combine like terms: 0 + -1 = -1 y = -1 Simplifying y = -1

Subproblem 2

Set the factor '(3 + 4y)' equal to zero and attempt to solve: Simplifying 3 + 4y = 0 Solving 3 + 4y = 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 + 4y = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 4y = 0 + -3 4y = 0 + -3 Combine like terms: 0 + -3 = -3 4y = -3 Divide each side by '4'. y = -0.75 Simplifying y = -0.75

Solution

y = {-1, -0.75}

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