(2-u)(5u-8)=0

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Solution for (2-u)(5u-8)=0 equation: 


Simplifying
(2 + -1u)(5u + -8) = 0

Reorder the terms:
(2 + -1u)(-8 + 5u) = 0

Multiply (2 + -1u) * (-8 + 5u)
(2(-8 + 5u) + -1u * (-8 + 5u)) = 0
((-8 * 2 + 5u * 2) + -1u * (-8 + 5u)) = 0
((-16 + 10u) + -1u * (-8 + 5u)) = 0
(-16 + 10u + (-8 * -1u + 5u * -1u)) = 0
(-16 + 10u + (8u + -5u2)) = 0

Combine like terms: 10u + 8u = 18u
(-16 + 18u + -5u2) = 0

Solving
-16 + 18u + -5u2 = 0

Solving for variable 'u'.

Factor a trinomial.
(-2 + u)(8 + -5u) = 0


Subproblem 1
Set the factor '(-2 + u)' equal to zero and attempt to solve:

Simplifying
-2 + u = 0

Solving
-2 + u = 0

Move all terms containing u to the left, all other terms to the right.

Add '2' to each side of the equation.
-2 + 2 + u = 0 + 2

Combine like terms: -2 + 2 = 0
0 + u = 0 + 2
u = 0 + 2

Combine like terms: 0 + 2 = 2
u = 2

Simplifying
u = 2

Subproblem 2
Set the factor '(8 + -5u)' equal to zero and attempt to solve:

Simplifying
8 + -5u = 0

Solving
8 + -5u = 0

Move all terms containing u to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + -8 + -5u = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -5u = 0 + -8
-5u = 0 + -8

Combine like terms: 0 + -8 = -8
-5u = -8

Divide each side by '-5'.
u = 1.6

Simplifying
u = 1.6
Solution
u = {2, 1.6}

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