20=(2w-3)*w

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Solution for 20=(2w-3)*w equation:


Simplifying
20 = (2w + -3) * w

Reorder the terms:
20 = (-3 + 2w) * w

Reorder the terms for easier multiplication:
20 = w(-3 + 2w)
20 = (-3 * w + 2w * w)
20 = (-3w + 2w2)

Solving
20 = -3w + 2w2

Solving for variable 'w'.

Reorder the terms:
20 + 3w + -2w2 = -3w + 3w + 2w2 + -2w2

Combine like terms: -3w + 3w = 0
20 + 3w + -2w2 = 0 + 2w2 + -2w2
20 + 3w + -2w2 = 2w2 + -2w2

Combine like terms: 2w2 + -2w2 = 0
20 + 3w + -2w2 = 0

Factor a trinomial.
(4 + -1w)(5 + 2w) = 0

Subproblem 1

Set the factor '(4 + -1w)' equal to zero and attempt to solve: Simplifying 4 + -1w = 0 Solving 4 + -1w = 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 + -1w = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1w = 0 + -4 -1w = 0 + -4 Combine like terms: 0 + -4 = -4 -1w = -4 Divide each side by '-1'. w = 4 Simplifying w = 4

Subproblem 2

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

Solution

w = {4, -2.5}

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