(2x-5)(5x-2)=0

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Solution for (2x-5)(5x-2)=0 equation: 


Simplifying
(2x + -5)(5x + -2) = 0

Reorder the terms:
(-5 + 2x)(5x + -2) = 0

Reorder the terms:
(-5 + 2x)(-2 + 5x) = 0

Multiply (-5 + 2x) * (-2 + 5x)
(-5(-2 + 5x) + 2x * (-2 + 5x)) = 0
((-2 * -5 + 5x * -5) + 2x * (-2 + 5x)) = 0
((10 + -25x) + 2x * (-2 + 5x)) = 0
(10 + -25x + (-2 * 2x + 5x * 2x)) = 0
(10 + -25x + (-4x + 10x2)) = 0

Combine like terms: -25x + -4x = -29x
(10 + -29x + 10x2) = 0

Solving
10 + -29x + 10x2 = 0

Solving for variable 'x'.

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


Subproblem 1
Set the factor '(2 + -5x)' equal to zero and attempt to solve:

Simplifying
2 + -5x = 0

Solving
2 + -5x = 0

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

Add '-2' to each side of the equation.
2 + -2 + -5x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -5x = 0 + -2
-5x = 0 + -2

Combine like terms: 0 + -2 = -2
-5x = -2

Divide each side by '-5'.
x = 0.4

Simplifying
x = 0.4

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

Simplifying
5 + -2x = 0

Solving
5 + -2x = 0

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

Add '-5' to each side of the equation.
5 + -5 + -2x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -2x = 0 + -5
-2x = 0 + -5

Combine like terms: 0 + -5 = -5
-2x = -5

Divide each side by '-2'.
x = 2.5

Simplifying
x = 2.5
Solution
x = {0.4, 2.5}

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