4x*(36-5x)=

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Solution for 4x*(36-5x)= equation: 


Simplifying
4x(36 + -5x) = 0
(36 * 4x + -5x * 4x) = 0
(144x + -20x2) = 0

Solving
144x + -20x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4x'.
4x(36 + -5x) = 0

Ignore the factor 4.

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 '(36 + -5x)' equal to zero and attempt to solve:

Simplifying
36 + -5x = 0

Solving
36 + -5x = 0

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

Add '-36' to each side of the equation.
36 + -36 + -5x = 0 + -36

Combine like terms: 36 + -36 = 0
0 + -5x = 0 + -36
-5x = 0 + -36

Combine like terms: 0 + -36 = -36
-5x = -36

Divide each side by '-5'.
x = 7.2

Simplifying
x = 7.2
Solution
x = {0, 7.2}

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