(5w-4)(2-w)=0

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Solution for (5w-4)(2-w)=0 equation: 


Simplifying
(5w + -4)(2 + -1w) = 0

Reorder the terms:
(-4 + 5w)(2 + -1w) = 0

Multiply (-4 + 5w) * (2 + -1w)
(-4(2 + -1w) + 5w * (2 + -1w)) = 0
((2 * -4 + -1w * -4) + 5w * (2 + -1w)) = 0
((-8 + 4w) + 5w * (2 + -1w)) = 0
(-8 + 4w + (2 * 5w + -1w * 5w)) = 0
(-8 + 4w + (10w + -5w2)) = 0

Combine like terms: 4w + 10w = 14w
(-8 + 14w + -5w2) = 0

Solving
-8 + 14w + -5w2 = 0

Solving for variable 'w'.

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


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 '(4 + -5w)' equal to zero and attempt to solve:

Simplifying
4 + -5w = 0

Solving
4 + -5w = 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 + -5w = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -5w = 0 + -4
-5w = 0 + -4

Combine like terms: 0 + -4 = -4
-5w = -4

Divide each side by '-5'.
w = 0.8

Simplifying
w = 0.8
Solution
w = {2, 0.8}

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