2w^2+5=-7w

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Solution for 2w^2+5=-7w equation:


Simplifying
2w2 + 5 = -7w

Reorder the terms:
5 + 2w2 = -7w

Solving
5 + 2w2 = -7w

Solving for variable 'w'.

Reorder the terms:
5 + 7w + 2w2 = -7w + 7w

Combine like terms: -7w + 7w = 0
5 + 7w + 2w2 = 0

Factor a trinomial.
(5 + 2w)(1 + w) = 0

Subproblem 1

Set the factor '(5 + 2w)' equal to zero and attempt to solve: Simplifying 5 + 2w = 0 Solving 5 + 2w = 0 Move all terms containing w to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2w = 0 + -5 2w = 0 + -5 Combine like terms: 0 + -5 = -5 2w = -5 Divide each side by '2'. w = -2.5 Simplifying w = -2.5

Subproblem 2

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

Solution

w = {-2.5, -1}

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