2w(4w+10)=-8

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Solution for 2w(4w+10)=-8 equation:


Simplifying
2w(4w + 10) = -8

Reorder the terms:
2w(10 + 4w) = -8
(10 * 2w + 4w * 2w) = -8
(20w + 8w2) = -8

Solving
20w + 8w2 = -8

Solving for variable 'w'.

Reorder the terms:
8 + 20w + 8w2 = -8 + 8

Combine like terms: -8 + 8 = 0
8 + 20w + 8w2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(2 + 5w + 2w2) = 0

Factor a trinomial.
4((2 + w)(1 + 2w)) = 0

Ignore the factor 4.

Subproblem 1

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

Subproblem 2

Set the factor '(1 + 2w)' equal to zero and attempt to solve: Simplifying 1 + 2w = 0 Solving 1 + 2w = 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 + 2w = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2w = 0 + -1 2w = 0 + -1 Combine like terms: 0 + -1 = -1 2w = -1 Divide each side by '2'. w = -0.5 Simplifying w = -0.5

Solution

w = {-2, -0.5}

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