2w^2-w+28-w^2+8w-16=0

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Solution for 2w^2-w+28-w^2+8w-16=0 equation:


Simplifying
2w2 + -1w + 28 + -1w2 + 8w + -16 = 0

Reorder the terms:
28 + -16 + -1w + 8w + 2w2 + -1w2 = 0

Combine like terms: 28 + -16 = 12
12 + -1w + 8w + 2w2 + -1w2 = 0

Combine like terms: -1w + 8w = 7w
12 + 7w + 2w2 + -1w2 = 0

Combine like terms: 2w2 + -1w2 = 1w2
12 + 7w + 1w2 = 0

Solving
12 + 7w + 1w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(4 + w)(3 + w) = 0

Subproblem 1

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

Subproblem 2

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

Solution

w = {-4, -3}

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