(5-w)(5w-8)=0

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Solution for (5-w)(5w-8)=0 equation:


Simplifying
(5 + -1w)(5w + -8) = 0

Reorder the terms:
(5 + -1w)(-8 + 5w) = 0

Multiply (5 + -1w) * (-8 + 5w)
(5(-8 + 5w) + -1w * (-8 + 5w)) = 0
((-8 * 5 + 5w * 5) + -1w * (-8 + 5w)) = 0
((-40 + 25w) + -1w * (-8 + 5w)) = 0
(-40 + 25w + (-8 * -1w + 5w * -1w)) = 0
(-40 + 25w + (8w + -5w2)) = 0

Combine like terms: 25w + 8w = 33w
(-40 + 33w + -5w2) = 0

Solving
-40 + 33w + -5w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(-5 + w)(8 + -5w) = 0

Subproblem 1

Set the factor '(-5 + w)' equal to zero and attempt to solve: Simplifying -5 + w = 0 Solving -5 + w = 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 + w = 0 + 5 Combine like terms: -5 + 5 = 0 0 + w = 0 + 5 w = 0 + 5 Combine like terms: 0 + 5 = 5 w = 5 Simplifying w = 5

Subproblem 2

Set the factor '(8 + -5w)' equal to zero and attempt to solve: Simplifying 8 + -5w = 0 Solving 8 + -5w = 0 Move all terms containing w to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -5w = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -5w = 0 + -8 -5w = 0 + -8 Combine like terms: 0 + -8 = -8 -5w = -8 Divide each side by '-5'. w = 1.6 Simplifying w = 1.6

Solution

w = {5, 1.6}

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