(4x)(9x-4x-5)=

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Solution for (4x)(9x-4x-5)= equation: 


Simplifying
(4x)(9x + -4x + -5) = 0

Remove parenthesis around (4x)
4x(9x + -4x + -5) = 0

Reorder the terms:
4x(-5 + 9x + -4x) = 0

Combine like terms: 9x + -4x = 5x
4x(-5 + 5x) = 0
(-5 * 4x + 5x * 4x) = 0
(-20x + 20x2) = 0

Solving
-20x + 20x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '20x'.
20x(-1 + x) = 0

Ignore the factor 20.

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

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

Simplifying
-1 + x = 0

Solving
-1 + x = 0

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

Add '1' to each side of the equation.
-1 + 1 + x = 0 + 1

Combine like terms: -1 + 1 = 0
0 + x = 0 + 1
x = 0 + 1

Combine like terms: 0 + 1 = 1
x = 1

Simplifying
x = 1
Solution
x = {0, 1}

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