(4w-9)(2-w)=0

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Solution for (4w-9)(2-w)=0 equation:


Simplifying
(4w + -9)(2 + -1w) = 0

Reorder the terms:
(-9 + 4w)(2 + -1w) = 0

Multiply (-9 + 4w) * (2 + -1w)
(-9(2 + -1w) + 4w * (2 + -1w)) = 0
((2 * -9 + -1w * -9) + 4w * (2 + -1w)) = 0
((-18 + 9w) + 4w * (2 + -1w)) = 0
(-18 + 9w + (2 * 4w + -1w * 4w)) = 0
(-18 + 9w + (8w + -4w2)) = 0

Combine like terms: 9w + 8w = 17w
(-18 + 17w + -4w2) = 0

Solving
-18 + 17w + -4w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(-9 + 4w)(2 + -1w) = 0

Subproblem 1

Set the factor '(-9 + 4w)' equal to zero and attempt to solve: Simplifying -9 + 4w = 0 Solving -9 + 4w = 0 Move all terms containing w to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + 4w = 0 + 9 Combine like terms: -9 + 9 = 0 0 + 4w = 0 + 9 4w = 0 + 9 Combine like terms: 0 + 9 = 9 4w = 9 Divide each side by '4'. w = 2.25 Simplifying w = 2.25

Subproblem 2

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

Solution

w = {2.25, 2}

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